2021671568

素因数分解:

$2^4\times 7^1\times {\mathrm{18050639}}^1$

素因数の和:18050654

約数の個数: 20

約数和(自身を含む): 4476558720

約数和(自身を除く): 2454887152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18050639, 36101278, 72202556, 126354473, 144405112, 252708946, 288810224, 505417892, 1010835784, 2021671568]

約数ペア:

[(1, 2021671568), (2, 1010835784), (4, 505417892), (7, 288810224), (8, 252708946), (14, 144405112), (16, 126354473), (28, 72202556), (56, 36101278), (112, 18050639)]