21980438398

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{7549}}^1\times {\mathrm{33857}}^1$

素因数の和:41451

約数の個数: 16

約数和(自身を含む): 33742882800

約数和(自身を除く): 11762444402

約数列:

[1, 2, 43, 86, 7549, 15098, 33857, 67714, 324607, 649214, 1455851, 2911702, 255586493, 511172986, 10990219199, 21980438398]

約数ペア:

[(1, 21980438398), (2, 10990219199), (43, 511172986), (86, 255586493), (7549, 2911702), (15098, 1455851), (33857, 649214), (67714, 324607)]