21934290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 38718510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 149, 210, 298, 447, 701, 745, 894, 1043, 1402, 1490, 2086, 2103, 2235, 3129, 3505, 4206, 4470, 4907, 5215, 6258, 7010, 9814, 10430, 10515, 14721, 15645, 21030, 24535, 29442, 31290, 49070, 73605, 104449, 147210, 208898, 313347, 522245, 626694, 731143, 1044490, 1462286, 1566735, 2193429, 3133470, 3655715, 4386858, 7311430, 10967145, 21934290]

約数ペア:

[(1, 21934290), (2, 10967145), (3, 7311430), (5, 4386858), (6, 3655715), (7, 3133470), (10, 2193429), (14, 1566735), (15, 1462286), (21, 1044490), (30, 731143), (35, 626694), (42, 522245), (70, 313347), (105, 208898), (149, 147210), (210, 104449), (298, 73605), (447, 49070), (701, 31290), (745, 29442), (894, 24535), (1043, 21030), (1402, 15645), (1490, 14721), (2086, 10515), (2103, 10430), (2235, 9814), (3129, 7010), (3505, 6258), (4206, 5215), (4470, 4907)]