Q: What is the sum of all factors of the number 21,564 excluding 21,564?
A: 33,036
The factors of the number 21,564 are: 1, 2, 3, 4, 6, 9, 12, 18, 36, 599, 1198, 1797, 2396, 3594, 5391, 7188, 10782, 21564.
If you add them up, you will get the total of 21,597. Now subtract 21,564 to get 33,036