21560269

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 23961600

約数和(自身を除く): 2401331

約数列:

[1, 19, 23, 103, 437, 479, 1957, 2369, 9101, 11017, 45011, 49337, 209323, 937403, 1134751, 21560269]

約数ペア:

[(1, 21560269), (19, 1134751), (23, 937403), (103, 209323), (437, 49337), (479, 45011), (1957, 11017), (2369, 9101)]