21212286

素因数分解:

$2^1\times 3^1\times {\mathrm{1579}}^1\times {\mathrm{2239}}^1$

素因数の和:3823

約数の個数: 16

約数和(自身を含む): 42470400

約数和(自身を除く): 21258114

約数列:

[1, 2, 3, 6, 1579, 2239, 3158, 4478, 4737, 6717, 9474, 13434, 3535381, 7070762, 10606143, 21212286]

約数ペア:

[(1, 21212286), (2, 10606143), (3, 7070762), (6, 3535381), (1579, 13434), (2239, 9474), (3158, 6717), (4478, 4737)]