21784176

素因数分解:

$2^4\times 3^2\times {\mathrm{151279}}^1$

素因数の和:151293

約数の個数: 30

約数和(自身を含む): 60965840

約数和(自身を除く): 39181664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151279, 302558, 453837, 605116, 907674, 1210232, 1361511, 1815348, 2420464, 2723022, 3630696, 5446044, 7261392, 10892088, 21784176]

約数ペア:

[(1, 21784176), (2, 10892088), (3, 7261392), (4, 5446044), (6, 3630696), (8, 2723022), (9, 2420464), (12, 1815348), (16, 1361511), (18, 1210232), (24, 907674), (36, 605116), (48, 453837), (72, 302558), (144, 151279)]