21840488

素因数分解:

$2^3\times {\mathrm{233}}^1\times {\mathrm{11717}}^1$

素因数の和:11956

約数の個数: 16

約数和(自身を含む): 41130180

約数和(自身を除く): 19289692

約数列:

[1, 2, 4, 8, 233, 466, 932, 1864, 11717, 23434, 46868, 93736, 2730061, 5460122, 10920244, 21840488]

約数ペア:

[(1, 21840488), (2, 10920244), (4, 5460122), (8, 2730061), (233, 93736), (466, 46868), (932, 23434), (1864, 11717)]