2021072656

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{634759}}^1$

素因数の和:634966

約数の個数: 20

約数和(自身を含む): 3935512000

約数和(自身を除く): 1914439344

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 634759, 1269518, 2539036, 5078072, 10156144, 126317041, 252634082, 505268164, 1010536328, 2021072656]

約数ペア:

[(1, 2021072656), (2, 1010536328), (4, 505268164), (8, 252634082), (16, 126317041), (199, 10156144), (398, 5078072), (796, 2539036), (1592, 1269518), (3184, 634759)]