21750564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3109}}^1$

素因数の和:3180

約数の個数: 48

約数和(自身を含む): 56427840

約数和(自身を除く): 34677276

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 3109, 3498, 6218, 6996, 9327, 12436, 18654, 34199, 37308, 68398, 102597, 136796, 164777, 205194, 329554, 410388, 494331, 659108, 988662, 1812547, 1977324, 3625094, 5437641, 7250188, 10875282, 21750564]

約数ペア:

[(1, 21750564), (2, 10875282), (3, 7250188), (4, 5437641), (6, 3625094), (11, 1977324), (12, 1812547), (22, 988662), (33, 659108), (44, 494331), (53, 410388), (66, 329554), (106, 205194), (132, 164777), (159, 136796), (212, 102597), (318, 68398), (583, 37308), (636, 34199), (1166, 18654), (1749, 12436), (2332, 9327), (3109, 6996), (3498, 6218)]