21014778727895

素因数分解:

$5^1\times {\mathrm{443}}^1\times {\mathrm{61871}}^1\times {\mathrm{153343}}^1$

素因数の和:215662

約数の個数: 16

約数和(自身を含む): 25275232714752

約数和(自身を除く): 4260453986857

約数列:

[1, 5, 443, 2215, 61871, 153343, 309355, 766715, 27408853, 67930949, 137044265, 339654745, 9487484753, 47437423765, 4202955745579, 21014778727895]

約数ペア:

[(1, 21014778727895), (5, 4202955745579), (443, 47437423765), (2215, 9487484753), (61871, 339654745), (153343, 137044265), (309355, 67930949), (766715, 27408853)]