20210002544

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21408901}}^1$

素因数の和:21408968

約数の個数: 20

約数和(自身を含む): 39820557720

約数和(自身を除く): 19610555176

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21408901, 42817802, 85635604, 171271208, 342542416, 1263125159, 2526250318, 5052500636, 10105001272, 20210002544]

約数ペア:

[(1, 20210002544), (2, 10105001272), (4, 5052500636), (8, 2526250318), (16, 1263125159), (59, 342542416), (118, 171271208), (236, 85635604), (472, 42817802), (944, 21408901)]