21483363

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1279}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 31334400

約数和(自身を除く): 9851037

約数列:

[1, 3, 11, 33, 509, 1279, 1527, 3837, 5599, 14069, 16797, 42207, 651011, 1953033, 7161121, 21483363]

約数ペア:

[(1, 21483363), (3, 7161121), (11, 1953033), (33, 651011), (509, 42207), (1279, 16797), (1527, 14069), (3837, 5599)]