2921877

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2473

約数の個数: 24

約数和(自身を含む): 5079360

約数和(自身を除く): 2157483

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2441, 7323, 17087, 21969, 46379, 51261, 139137, 153783, 324653, 417411, 973959, 2921877]

約数ペア:

[(1, 2921877), (3, 973959), (7, 417411), (9, 324653), (19, 153783), (21, 139137), (57, 51261), (63, 46379), (133, 21969), (171, 17087), (399, 7323), (1197, 2441)]