21921098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1\times {\mathrm{787}}^1$

素因数の和:1541

約数の個数: 16

約数和(自身を含む): 34703520

約数和(自身を除く): 12782422

約数列:

[1, 2, 19, 38, 733, 787, 1466, 1574, 13927, 14953, 27854, 29906, 576871, 1153742, 10960549, 21921098]

約数ペア:

[(1, 21921098), (2, 10960549), (19, 1153742), (38, 576871), (733, 29906), (787, 27854), (1466, 14953), (1574, 13927)]