21046416

素因数分解:

$2^4\times 3^1\times {\mathrm{438467}}^1$

素因数の和:438478

約数の個数: 20

約数和(自身を含む): 54370032

約数和(自身を除く): 33323616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438467, 876934, 1315401, 1753868, 2630802, 3507736, 5261604, 7015472, 10523208, 21046416]

約数ペア:

[(1, 21046416), (2, 10523208), (3, 7015472), (4, 5261604), (6, 3507736), (8, 2630802), (12, 1753868), (16, 1315401), (24, 876934), (48, 438467)]