Q: What is the sum of all factors of the number 421,430,221 excluding 421,430,221?
A: 28,049,579
The factors of the number 421,430,221 are: 1, 17, 137, 2329, 180949, 3076133, 24790013, 421430221.
If you add them up, you will get the total of 421,430,249. Now subtract 421,430,221 to get 28,049,579