Greatest Common Factor of 124, 261, 21

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 124, 261, 21 by common division method
• Greatest Common Factor of 124, 261, 21 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 124

List of positive integer factors of 124 that divides 124 without a remainder.

1,2,4,31,62,124

Factors of 261

List of positive integer factors of 261 that divides 261 without a remainder.

1,3,9,29,87,261

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 124,261,21 . The biggest common factor number is the GCF number.
So the greatest common factor 124,261,21 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 418, 959, 83
• GCF of 992, 369, 96
• GCF of 118, 460, 22
• GCF of 534, 829, 15
• GCF of 849, 643, 46

1. What is the GCF of 124, 261, 21?

Answer: GCF of 124, 261, 21 is 1.

2. How to Find the GCF of 124, 261, 21

Answer: Greatest Common Factor(GCF) of 124, 261, 21 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(124, 261, 21) = 1.