16521228

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4289}}^1$

素因数の和:4406

約数の個数: 36

約数和(自身を含む): 42162120

約数和(自身を除く): 25640892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 4289, 8578, 12867, 17156, 25734, 38601, 51468, 77202, 154404, 458923, 917846, 1376769, 1835692, 2753538, 4130307, 5507076, 8260614, 16521228]

約数ペア:

[(1, 16521228), (2, 8260614), (3, 5507076), (4, 4130307), (6, 2753538), (9, 1835692), (12, 1376769), (18, 917846), (36, 458923), (107, 154404), (214, 77202), (321, 51468), (428, 38601), (642, 25734), (963, 17156), (1284, 12867), (1926, 8578), (3852, 4289)]