21356646

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{187339}}^1$

素因数の和:187363

約数の個数: 16

約数和(自身を含む): 44961600

約数和(自身を除く): 23604954

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 187339, 374678, 562017, 1124034, 3559441, 7118882, 10678323, 21356646]

約数ペア:

[(1, 21356646), (2, 10678323), (3, 7118882), (6, 3559441), (19, 1124034), (38, 562017), (57, 374678), (114, 187339)]