2021793909

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{681427}}^1$

素因数の和:681496

約数の個数: 16

約数和(自身を含む): 2878351872

約数和(自身を除く): 856557963

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 681427, 2044281, 15672821, 29301361, 47018463, 87904083, 673931303, 2021793909]

約数ペア:

[(1, 2021793909), (3, 673931303), (23, 87904083), (43, 47018463), (69, 29301361), (129, 15672821), (989, 2044281), (2967, 681427)]