17088421

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 19977984

約数和(自身を除く): 2889563

約数列:

[1, 7, 103, 137, 173, 721, 959, 1211, 14111, 17819, 23701, 98777, 124733, 165907, 2441203, 17088421]

約数ペア:

[(1, 17088421), (7, 2441203), (103, 165907), (137, 124733), (173, 98777), (721, 23701), (959, 17819), (1211, 14111)]