21453672

素因数分解:

$2^3\times 3^1\times {\mathrm{893903}}^1$

素因数の和:893912

約数の個数: 16

約数和(自身を含む): 53634240

約数和(自身を除く): 32180568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 893903, 1787806, 2681709, 3575612, 5363418, 7151224, 10726836, 21453672]

約数ペア:

[(1, 21453672), (2, 10726836), (3, 7151224), (4, 5363418), (6, 3575612), (8, 2681709), (12, 1787806), (24, 893903)]