21278555713

素因数分解:

${\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1\times {\mathrm{12101}}^1$

素因数の和:12696

約数の個数: 16

約数和(自身を含む): 22185580032

約数和(自身を除く): 907024319

約数列:

[1, 31, 131, 433, 4061, 12101, 13423, 56723, 375131, 1585231, 1758413, 5239733, 49142161, 162431723, 686405023, 21278555713]

約数ペア:

[(1, 21278555713), (31, 686405023), (131, 162431723), (433, 49142161), (4061, 5239733), (12101, 1758413), (13423, 1585231), (56723, 375131)]