21103467848

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{64339841}}^1$

素因数の和:64339888

約数の個数: 16

約数和(自身を含む): 40534100460

約数和(自身を除く): 19430632612

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 64339841, 128679682, 257359364, 514718728, 2637933481, 5275866962, 10551733924, 21103467848]

約数ペア:

[(1, 21103467848), (2, 10551733924), (4, 5275866962), (8, 2637933481), (41, 514718728), (82, 257359364), (164, 128679682), (328, 64339841)]