21701192

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{142771}}^1$

素因数の和:142796

約数の個数: 16

約数和(自身を含む): 42831600

約数和(自身を除く): 21130408

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 142771, 285542, 571084, 1142168, 2712649, 5425298, 10850596, 21701192]

約数ペア:

[(1, 21701192), (2, 10850596), (4, 5425298), (8, 2712649), (19, 1142168), (38, 571084), (76, 285542), (152, 142771)]