21212134

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2159

約数の個数: 16

約数和(自身を含む): 32799168

約数和(自身を除く): 11587034

約数列:

[1, 2, 47, 94, 113, 226, 1997, 3994, 5311, 10622, 93859, 187718, 225661, 451322, 10606067, 21212134]

約数ペア:

[(1, 21212134), (2, 10606067), (47, 451322), (94, 225661), (113, 187718), (226, 93859), (1997, 10622), (3994, 5311)]