13358121

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33479}}^1$

素因数の和:33508

約数の個数: 16

約数和(自身を含む): 21427200

約数和(自身を除く): 8069079

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 33479, 100437, 234353, 636101, 703059, 1908303, 4452707, 13358121]

約数ペア:

[(1, 13358121), (3, 4452707), (7, 1908303), (19, 703059), (21, 636101), (57, 234353), (133, 100437), (399, 33479)]