Q: What is the sum of all factors of the number 21,360 including 21,360?

 A: 66,960

Why is 66,960 the sum of all factors of 21,360, including 21,360?

The factors of the number 21,360 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3560, 4272, 5340, 7120, 10680, 21360.

If you add them up, you will get the total of 66,960.


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