21557672

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{92921}}^1$

素因数の和:92956

約数の個数: 16

約数和(自身を含む): 41814900

約数和(自身を除く): 20257228

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 92921, 185842, 371684, 743368, 2694709, 5389418, 10778836, 21557672]

約数ペア:

[(1, 21557672), (2, 10778836), (4, 5389418), (8, 2694709), (29, 743368), (58, 371684), (116, 185842), (232, 92921)]