Q: What is the sum of all factors of the number 21,455,407 excluding 21,455,407?
A: 404,873
The factors of the number 21,455,407 are: 1, 53, 404819, 21455407.
If you add them up, you will get the total of 21,455,811. Now subtract 21,455,407 to get 404,873