Greatest Common Factor of 21, 558, 312

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

• Greatest Common Factor of 21, 558, 312 by common division method
• Greatest Common Factor of 21, 558, 312 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 21

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

1,3,7,21

Factors of 558

List of positive integer factors of 558 that divides 558 without a remainder.

1,2,3,6,9,18,31,62,93,186,279,558

Factors of 312

List of positive integer factors of 312 that divides 312 without a remainder.

1,2,3,4,6,8,12,13,24,26,39,52,78,104,156,312

Greatest Common Factor

We found the factors 21,558,312 . The biggest common factor number is the GCF number.
So the greatest common factor 21,558,312 is 3.

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

• GCF of 60, 433, 118
• GCF of 19, 641, 898
• GCF of 76, 865, 139
• GCF of 89, 855, 883
• GCF of 56, 579, 527

1. What is the GCF of 21, 558, 312?

Answer: GCF of 21, 558, 312 is 3.

2. How to Find the GCF of 21, 558, 312

Answer: Greatest Common Factor(GCF) of 21, 558, 312 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 558, 312) = 3.