21830055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111949}}^1$

素因数の和:111970

約数の個数: 16

約数和(自身を含む): 37615200

約数和(自身を除く): 15785145

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 111949, 335847, 559745, 1455337, 1679235, 4366011, 7276685, 21830055]

約数ペア:

[(1, 21830055), (3, 7276685), (5, 4366011), (13, 1679235), (15, 1455337), (39, 559745), (65, 335847), (195, 111949)]