21072496029

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1\times {\mathrm{213481}}^1$

素因数の和:216028

約数の個数: 16

約数和(自身を含む): 30270039744

約数和(自身を除く): 9197543715

約数列:

[1, 3, 13, 39, 2531, 7593, 32903, 98709, 213481, 640443, 2775253, 8325759, 540320411, 1620961233, 7024165343, 21072496029]

約数ペア:

[(1, 21072496029), (3, 7024165343), (13, 1620961233), (39, 540320411), (2531, 8325759), (7593, 2775253), (32903, 640443), (98709, 213481)]