42721616

素因数分解:

$2^4\times 7^1\times {\mathrm{381443}}^1$

素因数の和:381458

約数の個数: 20

約数和(自身を含む): 94598112

約数和(自身を除く): 51876496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 381443, 762886, 1525772, 2670101, 3051544, 5340202, 6103088, 10680404, 21360808, 42721616]

約数ペア:

[(1, 42721616), (2, 21360808), (4, 10680404), (7, 6103088), (8, 5340202), (14, 3051544), (16, 2670101), (28, 1525772), (56, 762886), (112, 381443)]