2247210021

素因数分解:

$3^1\times 7^2\times {\mathrm{2221}}^1\times {\mathrm{6883}}^1$

素因数の和:9121

約数の個数: 24

約数和(自身を含む): 3487544544

約数和(自身を除く): 1240334523

約数列:

[1, 3, 7, 21, 49, 147, 2221, 6663, 6883, 15547, 20649, 46641, 48181, 108829, 144543, 326487, 337267, 1011801, 15287143, 45861429, 107010001, 321030003, 749070007, 2247210021]

約数ペア:

[(1, 2247210021), (3, 749070007), (7, 321030003), (21, 107010001), (49, 45861429), (147, 15287143), (2221, 1011801), (6663, 337267), (6883, 326487), (15547, 144543), (20649, 108829), (46641, 48181)]