2020954971

素因数分解:

$3^1\times 7^3\times {\mathrm{1963999}}^1$

素因数の和:1964023

約数の個数: 16

約数和(自身を含む): 3142400000

約数和(自身を除く): 1121445029

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1963999, 5891997, 13747993, 41243979, 96235951, 288707853, 673651657, 2020954971]

約数ペア:

[(1, 2020954971), (3, 673651657), (7, 288707853), (21, 96235951), (49, 41243979), (147, 13747993), (343, 5891997), (1029, 1963999)]