21493395846

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{10205791}}^1$

素因数の和:10205818

約数の個数: 40

約数和(自身を含む): 51865834944

約数和(自身を除く): 30372439098

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 10205791, 20411582, 30617373, 61234746, 91852119, 132675283, 183704238, 265350566, 275556357, 398025849, 551112714, 796051698, 826669071, 1194077547, 1653338142, 2388155094, 3582232641, 7164465282, 10746697923, 21493395846]

約数ペア:

[(1, 21493395846), (2, 10746697923), (3, 7164465282), (6, 3582232641), (9, 2388155094), (13, 1653338142), (18, 1194077547), (26, 826669071), (27, 796051698), (39, 551112714), (54, 398025849), (78, 275556357), (81, 265350566), (117, 183704238), (162, 132675283), (234, 91852119), (351, 61234746), (702, 30617373), (1053, 20411582), (2106, 10205791)]