21069686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{4219}}^1$

素因数の和:4459

約数の個数: 16

約数和(自身を含む): 34637760

約数和(自身を除く): 13568074

約数列:

[1, 2, 11, 22, 227, 454, 2497, 4219, 4994, 8438, 46409, 92818, 957713, 1915426, 10534843, 21069686]

約数ペア:

[(1, 21069686), (2, 10534843), (11, 1915426), (22, 957713), (227, 92818), (454, 46409), (2497, 8438), (4219, 4994)]