21448682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1451}}^1$

素因数の和:1861

約数の個数: 16

約数和(自身を含む): 33976800

約数和(自身を除く): 12528118

約数列:

[1, 2, 19, 38, 389, 778, 1451, 2902, 7391, 14782, 27569, 55138, 564439, 1128878, 10724341, 21448682]

約数ペア:

[(1, 21448682), (2, 10724341), (19, 1128878), (38, 564439), (389, 55138), (778, 27569), (1451, 14782), (2902, 7391)]