21425175

素因数分解:

$3^3\times 5^2\times {\mathrm{31741}}^1$

素因数の和:31760

約数の個数: 24

約数和(自身を含む): 39360080

約数和(自身を除く): 17934905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 31741, 95223, 158705, 285669, 476115, 793525, 857007, 1428345, 2380575, 4285035, 7141725, 21425175]

約数ペア:

[(1, 21425175), (3, 7141725), (5, 4285035), (9, 2380575), (15, 1428345), (25, 857007), (27, 793525), (45, 476115), (75, 285669), (135, 158705), (225, 95223), (675, 31741)]