21522945

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30529}}^1$

素因数の和:30584

約数の個数: 16

約数和(自身を含む): 35170560

約数和(自身を除く): 13647615

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 30529, 91587, 152645, 457935, 1434863, 4304589, 7174315, 21522945]

約数ペア:

[(1, 21522945), (3, 7174315), (5, 4304589), (15, 1434863), (47, 457935), (141, 152645), (235, 91587), (705, 30529)]