2021519170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{8747}}^1$

素因数の和:8967

約数の個数: 48

約数和(自身を含む): 4021000704

約数和(自身を除く): 1999481534

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 191, 242, 382, 605, 955, 1210, 1910, 2101, 4202, 8747, 10505, 17494, 21010, 23111, 43735, 46222, 87470, 96217, 115555, 192434, 231110, 481085, 962170, 1058387, 1670677, 2116774, 3341354, 5291935, 8353385, 10583870, 16706770, 18377447, 36754894, 91887235, 183774470, 202151917, 404303834, 1010759585, 2021519170]

約数ペア:

[(1, 2021519170), (2, 1010759585), (5, 404303834), (10, 202151917), (11, 183774470), (22, 91887235), (55, 36754894), (110, 18377447), (121, 16706770), (191, 10583870), (242, 8353385), (382, 5291935), (605, 3341354), (955, 2116774), (1210, 1670677), (1910, 1058387), (2101, 962170), (4202, 481085), (8747, 231110), (10505, 192434), (17494, 115555), (21010, 96217), (23111, 87470), (43735, 46222)]