Q: What is the sum of all factors of the number 21,401,221 excluding 21,401,221?
A: 522,023
The factors of the number 21,401,221 are: 1, 41, 521981, 21401221.
If you add them up, you will get the total of 21,401,743. Now subtract 21,401,221 to get 522,023