21188760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176573}}^1$

素因数の和:176587

約数の個数: 32

約数和(自身を含む): 63566640

約数和(自身を除く): 42377880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176573, 353146, 529719, 706292, 882865, 1059438, 1412584, 1765730, 2118876, 2648595, 3531460, 4237752, 5297190, 7062920, 10594380, 21188760]

約数ペア:

[(1, 21188760), (2, 10594380), (3, 7062920), (4, 5297190), (5, 4237752), (6, 3531460), (8, 2648595), (10, 2118876), (12, 1765730), (15, 1412584), (20, 1059438), (24, 882865), (30, 706292), (40, 529719), (60, 353146), (120, 176573)]