21338268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{254027}}^1$

素因数の和:254041

約数の個数: 24

約数和(自身を含む): 56902272

約数和(自身を除く): 35564004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 254027, 508054, 762081, 1016108, 1524162, 1778189, 3048324, 3556378, 5334567, 7112756, 10669134, 21338268]

約数ペア:

[(1, 21338268), (2, 10669134), (3, 7112756), (4, 5334567), (6, 3556378), (7, 3048324), (12, 1778189), (14, 1524162), (21, 1016108), (28, 762081), (42, 508054), (84, 254027)]