21757275

素因数分解:

$3^3\times 5^2\times {\mathrm{32233}}^1$

素因数の和:32252

約数の個数: 24

約数和(自身を含む): 39970160

約数和(自身を除く): 18212885

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32233, 96699, 161165, 290097, 483495, 805825, 870291, 1450485, 2417475, 4351455, 7252425, 21757275]

約数ペア:

[(1, 21757275), (3, 7252425), (5, 4351455), (9, 2417475), (15, 1450485), (25, 870291), (27, 805825), (45, 483495), (75, 290097), (135, 161165), (225, 96699), (675, 32233)]