21241320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177011}}^1$

素因数の和:177025

約数の個数: 32

約数和(自身を含む): 63724320

約数和(自身を除く): 42483000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177011, 354022, 531033, 708044, 885055, 1062066, 1416088, 1770110, 2124132, 2655165, 3540220, 4248264, 5310330, 7080440, 10620660, 21241320]

約数ペア:

[(1, 21241320), (2, 10620660), (3, 7080440), (4, 5310330), (5, 4248264), (6, 3540220), (8, 2655165), (10, 2124132), (12, 1770110), (15, 1416088), (20, 1062066), (24, 885055), (30, 708044), (40, 531033), (60, 354022), (120, 177011)]