2021874463

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{43441}}^1$

素因数の和:43618

約数の個数: 16

約数和(自身を含む): 2370195520

約数和(自身を除く): 348321057

約数列:

[1, 7, 61, 109, 427, 763, 6649, 43441, 46543, 304087, 2649901, 4735069, 18549307, 33145483, 288839209, 2021874463]

約数ペア:

[(1, 2021874463), (7, 288839209), (61, 33145483), (109, 18549307), (427, 4735069), (763, 2649901), (6649, 304087), (43441, 46543)]