42, 87, 21 Common Factors Calculator

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Common Factors of 42,87,21 are 1,3

Let's find The Greatest Common Factor:

The Greatest common factor is the GCF of 42,87,21.
So the Greatest Common Factor of 42,87,21 is 3.

We can also find LCM of 42,87,21.

Here are some samples of Common Factors of Numbers calculations.

• Common Factors of 48, 56, 80
• Common Factors of 62, 46, 26
• Common Factors of 42, 66, 11
• Common Factors of 20, 93, 40
• Common Factors of 49, 81, 17

1. What are the Common Factors of 42, 87, 21?

Common Factors of 42, 87, 21 is 1,3.

2. How to use Calculator to find Common Factors of 42, 87, 21?

Simply provide the inputs 42, 87, 21 in the input fields and click on the calculate button to get the Common Factors.

3. How to find Common Factors of 42, 87, 21?

List out the Factors of 42, 87, 21 and check for the common numbers among the factors obtained.