2181956

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 4401600

約数和(自身を除く): 2219644

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 523, 596, 1043, 1046, 2086, 2092, 3661, 4172, 7322, 14644, 77927, 155854, 311708, 545489, 1090978, 2181956]

約数ペア:

[(1, 2181956), (2, 1090978), (4, 545489), (7, 311708), (14, 155854), (28, 77927), (149, 14644), (298, 7322), (523, 4172), (596, 3661), (1043, 2092), (1046, 2086)]