21850425

素因数分解:

$3^3\times 5^2\times {\mathrm{32371}}^1$

素因数の和:32390

約数の個数: 24

約数和(自身を含む): 40141280

約数和(自身を除く): 18290855

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32371, 97113, 161855, 291339, 485565, 809275, 874017, 1456695, 2427825, 4370085, 7283475, 21850425]

約数ペア:

[(1, 21850425), (3, 7283475), (5, 4370085), (9, 2427825), (15, 1456695), (25, 874017), (27, 809275), (45, 485565), (75, 291339), (135, 161855), (225, 97113), (675, 32371)]