21892815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23167}}^1$

素因数の和:23188

約数の個数: 32

約数和(自身を含む): 44482560

約数和(自身を除く): 22589745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 23167, 69501, 115835, 162169, 208503, 347505, 486507, 625509, 810845, 1042515, 1459521, 2432535, 3127545, 4378563, 7297605, 21892815]

約数ペア:

[(1, 21892815), (3, 7297605), (5, 4378563), (7, 3127545), (9, 2432535), (15, 1459521), (21, 1042515), (27, 810845), (35, 625509), (45, 486507), (63, 347505), (105, 208503), (135, 162169), (189, 115835), (315, 69501), (945, 23167)]