2021710805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{104779}}^1$

素因数の和:105028

約数の個数: 16

約数和(自身を含む): 2580102720

約数和(自身を除く): 558391915

約数列:

[1, 5, 17, 85, 227, 1135, 3859, 19295, 104779, 523895, 1781243, 8906215, 23784833, 118924165, 404342161, 2021710805]

約数ペア:

[(1, 2021710805), (5, 404342161), (17, 118924165), (85, 23784833), (227, 8906215), (1135, 1781243), (3859, 523895), (19295, 104779)]