21700125

素因数分解:

$3^2\times 5^3\times {\mathrm{19289}}^1$

素因数の和:19310

約数の個数: 24

約数和(自身を含む): 39120120

約数和(自身を除く): 17419995

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 19289, 57867, 96445, 173601, 289335, 482225, 868005, 1446675, 2411125, 4340025, 7233375, 21700125]

約数ペア:

[(1, 21700125), (3, 7233375), (5, 4340025), (9, 2411125), (15, 1446675), (25, 868005), (45, 482225), (75, 289335), (125, 173601), (225, 96445), (375, 57867), (1125, 19289)]