2100053420

素因数分解:

$2^2\times 5^1\times {\mathrm{4801}}^1\times {\mathrm{21871}}^1$

素因数の和:26681

約数の個数: 24

約数和(自身を含む): 4411232448

約数和(自身を除く): 2311179028

約数列:

[1, 2, 4, 5, 10, 20, 4801, 9602, 19204, 21871, 24005, 43742, 48010, 87484, 96020, 109355, 218710, 437420, 105002671, 210005342, 420010684, 525013355, 1050026710, 2100053420]

約数ペア:

[(1, 2100053420), (2, 1050026710), (4, 525013355), (5, 420010684), (10, 210005342), (20, 105002671), (4801, 437420), (9602, 218710), (19204, 109355), (21871, 96020), (24005, 87484), (43742, 48010)]