Greatest Common Factor of 21, 630, 132

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

• Greatest Common Factor of 21, 630, 132 by common division method
• Greatest Common Factor of 21, 630, 132 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 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Factors of 132

List of positive integer factors of 132 that divides 132 without a remainder.

1,2,3,4,6,11,12,22,33,44,66,132

Greatest Common Factor

We found the factors 21,630,132 . The biggest common factor number is the GCF number.
So the greatest common factor 21,630,132 is 3.

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

• GCF of 50, 600, 719
• GCF of 71, 517, 272
• GCF of 51, 982, 251
• GCF of 22, 770, 370
• GCF of 43, 170, 937

1. What is the GCF of 21, 630, 132?

Answer: GCF of 21, 630, 132 is 3.

2. How to Find the GCF of 21, 630, 132

Answer: Greatest Common Factor(GCF) of 21, 630, 132 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 630, 132) = 3.