21894652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14519}}^1$

素因数の和:14565

約数の個数: 24

約数和(自身を含む): 42688800

約数和(自身を除く): 20794148

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14519, 29038, 58076, 188747, 377494, 421051, 754988, 842102, 1684204, 5473663, 10947326, 21894652]

約数ペア:

[(1, 21894652), (2, 10947326), (4, 5473663), (13, 1684204), (26, 842102), (29, 754988), (52, 421051), (58, 377494), (116, 188747), (377, 58076), (754, 29038), (1508, 14519)]