21231452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{967}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 40656000

約数和(自身を除く): 19424548

約数列:

[1, 2, 4, 11, 22, 44, 499, 967, 998, 1934, 1996, 3868, 5489, 10637, 10978, 21274, 21956, 42548, 482533, 965066, 1930132, 5307863, 10615726, 21231452]

約数ペア:

[(1, 21231452), (2, 10615726), (4, 5307863), (11, 1930132), (22, 965066), (44, 482533), (499, 42548), (967, 21956), (998, 21274), (1934, 10978), (1996, 10637), (3868, 5489)]