20211525045

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3231259}}^1$

素因数の和:3231409

約数の個数: 24

約数和(自身を含む): 35285359200

約数和(自身を除く): 15073834155

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 3231259, 9693777, 16156295, 29081331, 48468885, 145406655, 449145001, 1347435003, 2245725005, 4042305009, 6737175015, 20211525045]

約数ペア:

[(1, 20211525045), (3, 6737175015), (5, 4042305009), (9, 2245725005), (15, 1347435003), (45, 449145001), (139, 145406655), (417, 48468885), (695, 29081331), (1251, 16156295), (2085, 9693777), (6255, 3231259)]