Greatest Common Factor of 21, 345, 846

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

• Greatest Common Factor of 21, 345, 846 by common division method
• Greatest Common Factor of 21, 345, 846 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 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

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

Greatest Common Factor

We found the factors 21,345,846 . The biggest common factor number is the GCF number.
So the greatest common factor 21,345,846 is 3.

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

• GCF of 86, 297, 271
• GCF of 15, 132, 882
• GCF of 25, 380, 281
• GCF of 12, 193, 922
• GCF of 90, 510, 912

1. What is the GCF of 21, 345, 846?

Answer: GCF of 21, 345, 846 is 3.

2. How to Find the GCF of 21, 345, 846

Answer: Greatest Common Factor(GCF) of 21, 345, 846 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 345, 846) = 3.