21307103684

素因数分解:

$2^2\times {\mathrm{4691}}^1\times {\mathrm{1135531}}^1$

素因数の和:1140226

約数の個数: 12

約数和(自身を含む): 37295413008

約数和(自身を除く): 15988309324

約数列:

[1, 2, 4, 4691, 9382, 18764, 1135531, 2271062, 4542124, 5326775921, 10653551842, 21307103684]

約数ペア:

[(1, 21307103684), (2, 10653551842), (4, 5326775921), (4691, 4542124), (9382, 2271062), (18764, 1135531)]