21016347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7673}}^1$

素因数の和:7770

約数の個数: 16

約数和(自身を含む): 30941568

約数和(自身を除く): 9925221

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7673, 23019, 84403, 253209, 636859, 1910577, 7005449, 21016347]

約数ペア:

[(1, 21016347), (3, 7005449), (11, 1910577), (33, 636859), (83, 253209), (249, 84403), (913, 23019), (2739, 7673)]