21612375

素因数分解:

$3^2\times 5^3\times {\mathrm{19211}}^1$

素因数の和:19232

約数の個数: 24

約数和(自身を含む): 38961936

約数和(自身を除く): 17349561

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 19211, 57633, 96055, 172899, 288165, 480275, 864495, 1440825, 2401375, 4322475, 7204125, 21612375]

約数ペア:

[(1, 21612375), (3, 7204125), (5, 4322475), (9, 2401375), (15, 1440825), (25, 864495), (45, 480275), (75, 288165), (125, 172899), (225, 96055), (375, 57633), (1125, 19211)]