21382224

素因数分解:

$2^4\times 3^1\times {\mathrm{445463}}^1$

素因数の和:445474

約数の個数: 20

約数和(自身を含む): 55237536

約数和(自身を除く): 33855312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 445463, 890926, 1336389, 1781852, 2672778, 3563704, 5345556, 7127408, 10691112, 21382224]

約数ペア:

[(1, 21382224), (2, 10691112), (3, 7127408), (4, 5345556), (6, 3563704), (8, 2672778), (12, 1781852), (16, 1336389), (24, 890926), (48, 445463)]