20210267505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1116281}}^1$

素因数の和:1116377

約数の個数: 32

約数和(自身を含む): 34720835328

約数和(自身を除く): 14510567823

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 213, 255, 355, 1065, 1207, 3621, 6035, 18105, 1116281, 3348843, 5581405, 16744215, 18976777, 56930331, 79255951, 94883885, 237767853, 284651655, 396279755, 1188839265, 1347351167, 4042053501, 6736755835, 20210267505]

約数ペア:

[(1, 20210267505), (3, 6736755835), (5, 4042053501), (15, 1347351167), (17, 1188839265), (51, 396279755), (71, 284651655), (85, 237767853), (213, 94883885), (255, 79255951), (355, 56930331), (1065, 18976777), (1207, 16744215), (3621, 5581405), (6035, 3348843), (18105, 1116281)]