2021625387

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{3163733}}^1$

素因数の和:3163810

約数の個数: 12

約数和(自身を含む): 2961255024

約数和(自身を除く): 939629637

約数列:

[1, 3, 9, 71, 213, 639, 3163733, 9491199, 28473597, 224625043, 673875129, 2021625387]

約数ペア:

[(1, 2021625387), (3, 673875129), (9, 224625043), (71, 28473597), (213, 9491199), (639, 3163733)]