21150701

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 24978240

約数和(自身を除く): 3827539

約数列:

[1, 11, 13, 143, 353, 419, 3883, 4589, 4609, 5447, 50479, 59917, 147907, 1626977, 1922791, 21150701]

約数ペア:

[(1, 21150701), (11, 1922791), (13, 1626977), (143, 147907), (353, 59917), (419, 50479), (3883, 5447), (4589, 4609)]