21084045

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34283}}^1$

素因数の和:34332

約数の個数: 16

約数和(自身を含む): 34558272

約数和(自身を除く): 13474227

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 34283, 102849, 171415, 514245, 1405603, 4216809, 7028015, 21084045]

約数ペア:

[(1, 21084045), (3, 7028015), (5, 4216809), (15, 1405603), (41, 514245), (123, 171415), (205, 102849), (615, 34283)]