21674020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37369}}^1$

素因数の和:37407

約数の個数: 24

約数和(自身を含む): 47086200

約数和(自身を除く): 25412180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 37369, 74738, 149476, 186845, 373690, 747380, 1083701, 2167402, 4334804, 5418505, 10837010, 21674020]

約数ペア:

[(1, 21674020), (2, 10837010), (4, 5418505), (5, 4334804), (10, 2167402), (20, 1083701), (29, 747380), (58, 373690), (116, 186845), (145, 149476), (290, 74738), (580, 37369)]