21115802

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32687}}^1$

素因数の和:32725

約数の個数: 16

約数和(自身を含む): 35303040

約数和(自身を除く): 14187238

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32687, 65374, 555679, 621053, 1111358, 1242106, 10557901, 21115802]

約数ペア:

[(1, 21115802), (2, 10557901), (17, 1242106), (19, 1111358), (34, 621053), (38, 555679), (323, 65374), (646, 32687)]