21678576

素因数分解:

$2^4\times 3^1\times {\mathrm{451637}}^1$

素因数の和:451648

約数の個数: 20

約数和(自身を含む): 56003112

約数和(自身を除く): 34324536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451637, 903274, 1354911, 1806548, 2709822, 3613096, 5419644, 7226192, 10839288, 21678576]

約数ペア:

[(1, 21678576), (2, 10839288), (3, 7226192), (4, 5419644), (6, 3613096), (8, 2709822), (12, 1806548), (16, 1354911), (24, 903274), (48, 451637)]