Q: What is the sum of all factors of the number 21,045,259 excluding 21,045,259?
A: 615,653
The factors of the number 21,045,259 are: 1, 41, 233, 2203, 9553, 90323, 513299, 21045259.
If you add them up, you will get the total of 21,045,874. Now subtract 21,045,259 to get 615,653