21122214

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{11467}}^1$

素因数の和:11779

約数の個数: 16

約数和(自身を含む): 42385728

約数和(自身を除く): 21263514

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 11467, 22934, 34401, 68802, 3520369, 7040738, 10561107, 21122214]

約数ペア:

[(1, 21122214), (2, 10561107), (3, 7040738), (6, 3520369), (307, 68802), (614, 34401), (921, 22934), (1842, 11467)]