21143192

素因数分解:

$2^3\times 7^1\times {\mathrm{377557}}^1$

素因数の和:377570

約数の個数: 16

約数和(自身を含む): 45306960

約数和(自身を除く): 24163768

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 377557, 755114, 1510228, 2642899, 3020456, 5285798, 10571596, 21143192]

約数ペア:

[(1, 21143192), (2, 10571596), (4, 5285798), (7, 3020456), (8, 2642899), (14, 1510228), (28, 755114), (56, 377557)]