21262516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{483239}}^1$

素因数の和:483254

約数の個数: 12

約数和(自身を含む): 40592160

約数和(自身を除く): 19329644

約数列:

[1, 2, 4, 11, 22, 44, 483239, 966478, 1932956, 5315629, 10631258, 21262516]

約数ペア:

[(1, 21262516), (2, 10631258), (4, 5315629), (11, 1932956), (22, 966478), (44, 483239)]