21492575991

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{13491887}}^1$

素因数の和:13491955

約数の個数: 16

約数和(自身を含む): 32380531200

約数和(自身を除く): 10887955209

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 13491887, 40475661, 121426983, 364280949, 796021333, 2388063999, 7164191997, 21492575991]

約数ペア:

[(1, 21492575991), (3, 7164191997), (9, 2388063999), (27, 796021333), (59, 364280949), (177, 121426983), (531, 40475661), (1593, 13491887)]