21053604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12269}}^1$

素因数の和:12300

約数の個数: 48

約数和(自身を含む): 57718080

約数和(自身を除く): 36664476

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 12269, 24538, 36807, 49076, 73614, 134959, 147228, 159497, 269918, 318994, 404877, 478491, 539836, 637988, 809754, 956982, 1619508, 1754467, 1913964, 3508934, 5263401, 7017868, 10526802, 21053604]

約数ペア:

[(1, 21053604), (2, 10526802), (3, 7017868), (4, 5263401), (6, 3508934), (11, 1913964), (12, 1754467), (13, 1619508), (22, 956982), (26, 809754), (33, 637988), (39, 539836), (44, 478491), (52, 404877), (66, 318994), (78, 269918), (132, 159497), (143, 147228), (156, 134959), (286, 73614), (429, 49076), (572, 36807), (858, 24538), (1716, 12269)]