Q: What is the sum of all factors of the number 21,401,138 excluding 21,401,138?
A: 13,827,598
The factors of the number 21,401,138 are: 1, 2, 11, 22, 173, 346, 1903, 3806, 5623, 11246, 61853, 123706, 972779, 1945558, 10700569, 21401138.
If you add them up, you will get the total of 21,401,151. Now subtract 21,401,138 to get 13,827,598