21195404

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2503}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 38912160

約数和(自身を除く): 17716756

約数列:

[1, 2, 4, 29, 58, 73, 116, 146, 292, 2117, 2503, 4234, 5006, 8468, 10012, 72587, 145174, 182719, 290348, 365438, 730876, 5298851, 10597702, 21195404]

約数ペア:

[(1, 21195404), (2, 10597702), (4, 5298851), (29, 730876), (58, 365438), (73, 290348), (116, 182719), (146, 145174), (292, 72587), (2117, 10012), (2503, 8468), (4234, 5006)]