2021060380

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{152879}}^1$

素因数の和:153549

約数の個数: 24

約数和(自身を含む): 4250675520

約数和(自身を除く): 2229615140

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 152879, 305758, 611516, 764395, 1528790, 3057580, 101053019, 202106038, 404212076, 505265095, 1010530190, 2021060380]

約数ペア:

[(1, 2021060380), (2, 1010530190), (4, 505265095), (5, 404212076), (10, 202106038), (20, 101053019), (661, 3057580), (1322, 1528790), (2644, 764395), (3305, 611516), (6610, 305758), (13220, 152879)]