Greatest Common Factor of 21, 33, 459

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

• Greatest Common Factor of 21, 33, 459 by common division method
• Greatest Common Factor of 21, 33, 459 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 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 459

List of positive integer factors of 459 that divides 459 without a remainder.

1,3,9,17,27,51,153,459

Greatest Common Factor

We found the factors 21,33,459 . The biggest common factor number is the GCF number.
So the greatest common factor 21,33,459 is 3.

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

• GCF of 87, 18, 844
• GCF of 77, 71, 385
• GCF of 18, 61, 252
• GCF of 12, 64, 524
• GCF of 58, 24, 838

1. What is the GCF of 21, 33, 459?

Answer: GCF of 21, 33, 459 is 3.

2. How to Find the GCF of 21, 33, 459

Answer: Greatest Common Factor(GCF) of 21, 33, 459 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 33, 459) = 3.