Greatest Common Factor of 846, 825, 21

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

• Greatest Common Factor of 846, 825, 21 by common division method
• Greatest Common Factor of 846, 825, 21 with matching the biggest common factor

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

Factors of 846

List of positive integer factors of 846 that divides 846 without a remainder.

1,2,3,6,9,18,47,94,141,282,423,846

Factors of 825

List of positive integer factors of 825 that divides 825 without a remainder.

1,3,5,11,15,25,33,55,75,165,275,825

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 846,825,21 . The biggest common factor number is the GCF number.
So the greatest common factor 846,825,21 is 3.

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

• GCF of 922, 400, 21
• GCF of 143, 788, 14
• GCF of 540, 770, 39
• GCF of 449, 864, 54
• GCF of 576, 467, 66

1. What is the GCF of 846, 825, 21?

Answer: GCF of 846, 825, 21 is 3.

2. How to Find the GCF of 846, 825, 21

Answer: Greatest Common Factor(GCF) of 846, 825, 21 = 3

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

Step 2: Then multiply all the prime factors GCF(846, 825, 21) = 3.