21409684

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1093}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 38596320

約数和(自身を除く): 17186636

約数列:

[1, 2, 4, 59, 83, 118, 166, 236, 332, 1093, 2186, 4372, 4897, 9794, 19588, 64487, 90719, 128974, 181438, 257948, 362876, 5352421, 10704842, 21409684]

約数ペア:

[(1, 21409684), (2, 10704842), (4, 5352421), (59, 362876), (83, 257948), (118, 181438), (166, 128974), (236, 90719), (332, 64487), (1093, 19588), (2186, 9794), (4372, 4897)]