21055908386

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{5657}}^1\times {\mathrm{30509}}^1$

素因数の和:36229

約数の個数: 16

約数和(自身を含む): 32108357880

約数和(自身を除く): 11052449494

約数列:

[1, 2, 61, 122, 5657, 11314, 30509, 61018, 345077, 690154, 1861049, 3722098, 172589413, 345178826, 10527954193, 21055908386]

約数ペア:

[(1, 21055908386), (2, 10527954193), (61, 345178826), (122, 172589413), (5657, 3722098), (11314, 1861049), (30509, 690154), (61018, 345077)]