20773767

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2543}}^1$

素因数の和:2942

約数の個数: 16

約数和(自身を含む): 31749120

約数和(自身を除く): 10975353

約数列:

[1, 3, 7, 21, 389, 1167, 2543, 2723, 7629, 8169, 17801, 53403, 989227, 2967681, 6924589, 20773767]

約数ペア:

[(1, 20773767), (3, 6924589), (7, 2967681), (21, 989227), (389, 53403), (1167, 17801), (2543, 8169), (2723, 7629)]