21449233

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2347}}^1$

素因数の和:2416

約数の個数: 16

約数和(自身を含む): 24982720

約数和(自身を除く): 3533487

約数列:

[1, 13, 19, 37, 247, 481, 703, 2347, 9139, 30511, 44593, 86839, 579709, 1128907, 1649941, 21449233]

約数ペア:

[(1, 21449233), (13, 1649941), (19, 1128907), (37, 579709), (247, 86839), (481, 44593), (703, 30511), (2347, 9139)]