21619575

素因数分解:

$3^3\times 5^2\times {\mathrm{32029}}^1$

素因数の和:32048

約数の個数: 24

約数和(自身を含む): 39717200

約数和(自身を除く): 18097625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32029, 96087, 160145, 288261, 480435, 800725, 864783, 1441305, 2402175, 4323915, 7206525, 21619575]

約数ペア:

[(1, 21619575), (3, 7206525), (5, 4323915), (9, 2402175), (15, 1441305), (25, 864783), (27, 800725), (45, 480435), (75, 288261), (135, 160145), (225, 96087), (675, 32029)]