21197266

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{2203}}^1$

素因数の和:2505

約数の個数: 16

約数和(自身を含む): 33800544

約数和(自身を除く): 12603278

約数列:

[1, 2, 17, 34, 283, 566, 2203, 4406, 4811, 9622, 37451, 74902, 623449, 1246898, 10598633, 21197266]

約数ペア:

[(1, 21197266), (2, 10598633), (17, 1246898), (34, 623449), (283, 74902), (566, 37451), (2203, 9622), (4406, 4811)]