21159303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{1373}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 30865536

約数和(自身を除く): 9706233

約数列:

[1, 3, 11, 33, 467, 1373, 1401, 4119, 5137, 15103, 15411, 45309, 641191, 1923573, 7053101, 21159303]

約数ペア:

[(1, 21159303), (3, 7053101), (11, 1923573), (33, 641191), (467, 45309), (1373, 15411), (1401, 15103), (4119, 5137)]