21165766

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4999}}^1$

素因数の和:5103

約数の個数: 16

約数和(自身を含む): 33300000

約数和(自身を除く): 12134234

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4999, 9998, 144971, 289942, 364927, 729854, 10582883, 21165766]

約数ペア:

[(1, 21165766), (2, 10582883), (29, 729854), (58, 364927), (73, 289942), (146, 144971), (2117, 9998), (4234, 4999)]