2021902085

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1408991}}^1$

素因数の和:1409044

約数の個数: 16

約数和(自身を含む): 2840527872

約数和(自身を除く): 818625787

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 1408991, 7044955, 9862937, 49314685, 57768631, 288843155, 404380417, 2021902085]

約数ペア:

[(1, 2021902085), (5, 404380417), (7, 288843155), (35, 57768631), (41, 49314685), (205, 9862937), (287, 7044955), (1435, 1408991)]