21942052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12163}}^1$

素因数の和:12219

約数の個数: 24

約数和(自身を含む): 42914592

約数和(自身を除く): 20972540

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 12163, 24326, 48652, 133793, 267586, 498683, 535172, 997366, 1994732, 5485513, 10971026, 21942052]

約数ペア:

[(1, 21942052), (2, 10971026), (4, 5485513), (11, 1994732), (22, 997366), (41, 535172), (44, 498683), (82, 267586), (164, 133793), (451, 48652), (902, 24326), (1804, 12163)]