22520169

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1997}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 37402560

約数和(自身を除く): 14882391

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 1997, 3759, 5991, 11277, 13979, 17973, 41937, 125811, 357463, 1072389, 2502241, 3217167, 7506723, 22520169]

約数ペア:

[(1, 22520169), (3, 7506723), (7, 3217167), (9, 2502241), (21, 1072389), (63, 357463), (179, 125811), (537, 41937), (1253, 17973), (1611, 13979), (1997, 11277), (3759, 5991)]