20834877

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3433}}^1$

素因数の和:3477

約数の個数: 24

約数和(自身を含む): 33735616

約数和(自身を除く): 12900739

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 3433, 6069, 10299, 24031, 58361, 72093, 175083, 408527, 992137, 1225581, 2976411, 6944959, 20834877]

約数ペア:

[(1, 20834877), (3, 6944959), (7, 2976411), (17, 1225581), (21, 992137), (51, 408527), (119, 175083), (289, 72093), (357, 58361), (867, 24031), (2023, 10299), (3433, 6069)]