21175099439

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{77783}}^1$

素因数の和:78326

約数の個数: 16

約数和(自身を含む): 23382492672

約数和(自身を除く): 2207393233

約数列:

[1, 13, 43, 487, 559, 6331, 20941, 77783, 272233, 1011179, 3344669, 37880321, 43480697, 492444173, 1628853803, 21175099439]

約数ペア:

[(1, 21175099439), (13, 1628853803), (43, 492444173), (487, 43480697), (559, 37880321), (6331, 3344669), (20941, 1011179), (77783, 272233)]