21185582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7351}}^1$

素因数の和:7495

約数の個数: 16

約数和(自身を含む): 34936704

約数和(自身を除く): 13751122

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7351, 14702, 80861, 161722, 962981, 1925962, 10592791, 21185582]

約数ペア:

[(1, 21185582), (2, 10592791), (11, 1925962), (22, 962981), (131, 161722), (262, 80861), (1441, 14702), (2882, 7351)]