Greatest Common Factor of 331, 859, 21

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

• Greatest Common Factor of 331, 859, 21 by common division method
• Greatest Common Factor of 331, 859, 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 331

List of positive integer factors of 331 that divides 331 without a remainder.

1,331

Factors of 859

List of positive integer factors of 859 that divides 859 without a remainder.

1,859

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 331,859,21 . The biggest common factor number is the GCF number.
So the greatest common factor 331,859,21 is 1.

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

• GCF of 464, 143, 15
• GCF of 253, 183, 64
• GCF of 985, 222, 36
• GCF of 836, 379, 87
• GCF of 127, 656, 87

1. What is the GCF of 331, 859, 21?

Answer: GCF of 331, 859, 21 is 1.

2. How to Find the GCF of 331, 859, 21

Answer: Greatest Common Factor(GCF) of 331, 859, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(331, 859, 21) = 1.