21889969921

素因数分解:

${\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1\times {\mathrm{14879}}^1$

素因数の和:15528

約数の個数: 16

約数和(自身を含む): 22923532800

約数和(自身を除く): 1033562879

約数列:

[1, 29, 97, 523, 2813, 14879, 15167, 50731, 431491, 1443263, 1471199, 7781717, 41854627, 225669793, 754826549, 21889969921]

約数ペア:

[(1, 21889969921), (29, 754826549), (97, 225669793), (523, 41854627), (2813, 7781717), (14879, 1471199), (15167, 1443263), (50731, 431491)]