20210767

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 22069440

約数和(自身を除く): 1858673

約数列:

[1, 23, 29, 157, 193, 667, 3611, 4439, 4553, 5597, 30301, 104719, 128731, 696923, 878729, 20210767]

約数ペア:

[(1, 20210767), (23, 878729), (29, 696923), (157, 128731), (193, 104719), (667, 30301), (3611, 5597), (4439, 4553)]