21000887958

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30974761}}^1$

素因数の和:30974879

約数の個数: 16

約数和(自身を含む): 42373474416

約数和(自身を除く): 21372586458

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30974761, 61949522, 92924283, 185848566, 3500147993, 7000295986, 10500443979, 21000887958]

約数ペア:

[(1, 21000887958), (2, 10500443979), (3, 7000295986), (6, 3500147993), (113, 185848566), (226, 92924283), (339, 61949522), (678, 30974761)]