21574485

素因数分解:

$3^3\times 5^1\times {\mathrm{159811}}^1$

素因数の和:159825

約数の個数: 16

約数和(自身を含む): 38354880

約数和(自身を除く): 16780395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 159811, 479433, 799055, 1438299, 2397165, 4314897, 7191495, 21574485]

約数ペア:

[(1, 21574485), (3, 7191495), (5, 4314897), (9, 2397165), (15, 1438299), (27, 799055), (45, 479433), (135, 159811)]