2021571881

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{10691}}^1$

素因数の和:10949

約数の個数: 24

約数和(自身を含む): 2501158176

約数和(自身を除く): 479586295

約数列:

[1, 7, 17, 49, 119, 227, 833, 1589, 3859, 10691, 11123, 27013, 74837, 181747, 189091, 523859, 1272229, 2426857, 8905603, 16987999, 41256569, 118915993, 288795983, 2021571881]

約数ペア:

[(1, 2021571881), (7, 288795983), (17, 118915993), (49, 41256569), (119, 16987999), (227, 8905603), (833, 2426857), (1589, 1272229), (3859, 523859), (10691, 189091), (11123, 181747), (27013, 74837)]