21958425

素因数分解:

$3^3\times 5^2\times {\mathrm{32531}}^1$

素因数の和:32550

約数の個数: 24

約数和(自身を含む): 40339680

約数和(自身を除く): 18381255

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32531, 97593, 162655, 292779, 487965, 813275, 878337, 1463895, 2439825, 4391685, 7319475, 21958425]

約数ペア:

[(1, 21958425), (3, 7319475), (5, 4391685), (9, 2439825), (15, 1463895), (25, 878337), (27, 813275), (45, 487965), (75, 292779), (135, 162655), (225, 97593), (675, 32531)]