21456116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1447}}^1$

素因数の和:1799

約数の個数: 24

約数和(自身を含む): 41111616

約数和(自身を除く): 19655500

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1348, 1447, 2894, 3707, 5788, 7414, 14828, 15917, 31834, 63668, 487639, 975278, 1950556, 5364029, 10728058, 21456116]

約数ペア:

[(1, 21456116), (2, 10728058), (4, 5364029), (11, 1950556), (22, 975278), (44, 487639), (337, 63668), (674, 31834), (1348, 15917), (1447, 14828), (2894, 7414), (3707, 5788)]