21143544

素因数分解:

$2^3\times 3^1\times {\mathrm{880981}}^1$

素因数の和:880990

約数の個数: 16

約数和(自身を含む): 52858920

約数和(自身を除く): 31715376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 880981, 1761962, 2642943, 3523924, 5285886, 7047848, 10571772, 21143544]

約数ペア:

[(1, 21143544), (2, 10571772), (3, 7047848), (4, 5285886), (6, 3523924), (8, 2642943), (12, 1761962), (24, 880981)]