21861154

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{6029}}^1$

素因数の和:6082

約数の個数: 24

約数和(自身を含む): 39182940

約数和(自身を除く): 17321786

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 6029, 12058, 42203, 84406, 223073, 295421, 446146, 590842, 1561511, 3123022, 10930577, 21861154]

約数ペア:

[(1, 21861154), (2, 10930577), (7, 3123022), (14, 1561511), (37, 590842), (49, 446146), (74, 295421), (98, 223073), (259, 84406), (518, 42203), (1813, 12058), (3626, 6029)]