21048525

素因数分解:

$3^3\times 5^2\times {\mathrm{31183}}^1$

素因数の和:31202

約数の個数: 24

約数和(自身を含む): 38668160

約数和(自身を除く): 17619635

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 31183, 93549, 155915, 280647, 467745, 779575, 841941, 1403235, 2338725, 4209705, 7016175, 21048525]

約数ペア:

[(1, 21048525), (3, 7016175), (5, 4209705), (9, 2338725), (15, 1403235), (25, 841941), (27, 779575), (45, 467745), (75, 280647), (135, 155915), (225, 93549), (675, 31183)]