21544287

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13627}}^1$

素因数の和:13678

約数の個数: 16

約数和(自身を含む): 31398912

約数和(自身を除く): 9854625

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 13627, 40881, 231659, 422437, 694977, 1267311, 7181429, 21544287]

約数ペア:

[(1, 21544287), (3, 7181429), (17, 1267311), (31, 694977), (51, 422437), (93, 231659), (527, 40881), (1581, 13627)]