2021760135

素因数分解:

$3^3\times 5^1\times {\mathrm{14976001}}^1$

素因数の和:14976015

約数の個数: 16

約数和(自身を含む): 3594240480

約数和(自身を除く): 1572480345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 14976001, 44928003, 74880005, 134784009, 224640015, 404352027, 673920045, 2021760135]

約数ペア:

[(1, 2021760135), (3, 673920045), (5, 404352027), (9, 224640015), (15, 134784009), (27, 74880005), (45, 44928003), (135, 14976001)]