21726044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{587}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 40172160

約数和(自身を除く): 18446116

約数列:

[1, 2, 4, 19, 38, 76, 487, 587, 974, 1174, 1948, 2348, 9253, 11153, 18506, 22306, 37012, 44612, 285869, 571738, 1143476, 5431511, 10863022, 21726044]

約数ペア:

[(1, 21726044), (2, 10863022), (4, 5431511), (19, 1143476), (38, 571738), (76, 285869), (487, 44612), (587, 37012), (974, 22306), (1174, 18506), (1948, 11153), (2348, 9253)]