13621581

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{6911}}^1$

素因数の和:6993

約数の個数: 16

約数和(自身を含む): 20459520

約数和(自身を除く): 6837939

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 6911, 20733, 62199, 186597, 504503, 1513509, 4540527, 13621581]

約数ペア:

[(1, 13621581), (3, 4540527), (9, 1513509), (27, 504503), (73, 186597), (219, 62199), (657, 20733), (1971, 6911)]