21568382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51599}}^1$

素因数の和:51631

約数の個数: 16

約数和(自身を含む): 37152000

約数和(自身を除く): 15583618

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51599, 103198, 567589, 980381, 1135178, 1960762, 10784191, 21568382]

約数ペア:

[(1, 21568382), (2, 10784191), (11, 1960762), (19, 1135178), (22, 980381), (38, 567589), (209, 103198), (418, 51599)]