16821144

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{761}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 45765720

約数和(自身を除く): 28944576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 761, 921, 1228, 1522, 1842, 2283, 2456, 2763, 3044, 3684, 4566, 5526, 6088, 6849, 7368, 9132, 11052, 13698, 18264, 22104, 27396, 54792, 233627, 467254, 700881, 934508, 1401762, 1869016, 2102643, 2803524, 4205286, 5607048, 8410572, 16821144]

約数ペア:

[(1, 16821144), (2, 8410572), (3, 5607048), (4, 4205286), (6, 2803524), (8, 2102643), (9, 1869016), (12, 1401762), (18, 934508), (24, 700881), (36, 467254), (72, 233627), (307, 54792), (614, 27396), (761, 22104), (921, 18264), (1228, 13698), (1522, 11052), (1842, 9132), (2283, 7368), (2456, 6849), (2763, 6088), (3044, 5526), (3684, 4566)]