21790362

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19421}}^1$

素因数の和:19454

約数の個数: 32

約数和(自身を含む): 50341824

約数和(自身を除く): 28551462

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122, 19421, 38842, 58263, 116526, 213631, 330157, 427262, 640893, 660314, 990471, 1281786, 1980942, 3631727, 7263454, 10895181, 21790362]

約数ペア:

[(1, 21790362), (2, 10895181), (3, 7263454), (6, 3631727), (11, 1980942), (17, 1281786), (22, 990471), (33, 660314), (34, 640893), (51, 427262), (66, 330157), (102, 213631), (187, 116526), (374, 58263), (561, 38842), (1122, 19421)]