21180966

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{11351}}^1$

素因数の和:11667

約数の個数: 16

約数和(自身を含む): 42501888

約数和(自身を除く): 21320922

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 11351, 22702, 34053, 68106, 3530161, 7060322, 10590483, 21180966]

約数ペア:

[(1, 21180966), (2, 10590483), (3, 7060322), (6, 3530161), (311, 68106), (622, 34053), (933, 22702), (1866, 11351)]