21180200255

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{481861}}^1$

素因数の和:482074

約数の個数: 16

約数和(自身を含む): 26020548000

約数和(自身を除く): 4840347745

約数列:

[1, 5, 59, 149, 295, 745, 8791, 43955, 481861, 2409305, 28429799, 71797289, 142148995, 358986445, 4236040051, 21180200255]

約数ペア:

[(1, 21180200255), (5, 4236040051), (59, 358986445), (149, 142148995), (295, 71797289), (745, 28429799), (8791, 2409305), (43955, 481861)]