21815198

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1193}}^1$

素因数の和:1459

約数の個数: 16

約数和(自身を含む): 33699456

約数和(自身を除く): 11884258

約数列:

[1, 2, 41, 82, 223, 446, 1193, 2386, 9143, 18286, 48913, 97826, 266039, 532078, 10907599, 21815198]

約数ペア:

[(1, 21815198), (2, 10907599), (41, 532078), (82, 266039), (223, 97826), (446, 48913), (1193, 18286), (2386, 9143)]