Q: What is the sum of all factors of the number 21,255,843 excluding 21,255,843?
A: 11,134,045
The factors of the number 21,255,843 are: 1, 3, 7, 21, 1012183, 3036549, 7085281, 21255843.
If you add them up, you will get the total of 21,255,854. Now subtract 21,255,843 to get 11,134,045