How to Use the Common Factor Calculator

A Common Factor Calculator is a tool that helps you find all the numbers that divide evenly into two given numbers.

This online calculator is useful for students, teachers, and anyone working with numbers in math, science, or engineering. By simply entering two positive integers, the calculator instantly returns a list of their common factors.

---

Step-by-Step Instructions

1. Enter the First Number

Type a whole number (positive integer) into the first input field. For example, 24.

2. Enter the Second Number

Type a second whole number into the next field. For example, 36.

3. Click the "Calculate" Button

After clicking the button, the calculator will show the common factors of the two numbers.

4. View the Results

The results box will display all the numbers that are factors of both inputs.
For example:

• Common factors of 24 and 36 are: 1, 2, 3, 4, 6, 12

---

What Are Common Factors?

A common factor is a number that divides exactly into two or more other numbers.
For example:

• 4 is a factor of both 12 and 20
• So, 4 is a common factor of 12 and 20

Common factors are useful for:

• Simplifying fractions
• Finding the greatest common divisors
• Solving algebraic problems

---

FAQ: Common Factor Calculator

Q: What is a common factor?
A: A common factor is a number that can divide two or more numbers evenly with no remainder.

Q: Can I enter negative numbers?
A: No. This calculator is designed for positive integers only.

Q: What's the difference between common factors and the greatest common factor (GCF)?
A: Common factors are all the shared divisors. The GCF is the largest of those common factors.

Q: Can I use this on mobile devices?
A: Yes! The calculator is fully responsive and works on smartphones and tablets.