21904644

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 54190080

約数和(自身を除く): 32285436

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 191, 228, 382, 503, 573, 764, 1006, 1146, 1509, 2012, 2292, 3018, 3629, 6036, 7258, 9557, 10887, 14516, 19114, 21774, 28671, 38228, 43548, 57342, 96073, 114684, 192146, 288219, 384292, 576438, 1152876, 1825387, 3650774, 5476161, 7301548, 10952322, 21904644]

約数ペア:

[(1, 21904644), (2, 10952322), (3, 7301548), (4, 5476161), (6, 3650774), (12, 1825387), (19, 1152876), (38, 576438), (57, 384292), (76, 288219), (114, 192146), (191, 114684), (228, 96073), (382, 57342), (503, 43548), (573, 38228), (764, 28671), (1006, 21774), (1146, 19114), (1509, 14516), (2012, 10887), (2292, 9557), (3018, 7258), (3629, 6036)]