Q: What is the sum of all factors of the number 2,540,221 excluding 2,540,221?
A: 19,523
The factors of the number 2,540,221 are: 1, 131, 19391, 2540221.
If you add them up, you will get the total of 2,540,240. Now subtract 2,540,221 to get 19,523