21841911

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26669}}^1$

素因数の和:26695

約数の個数: 24

約数和(自身を含む): 38831520

約数和(自身を除く): 16989609

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 26669, 80007, 186683, 240021, 346697, 560049, 1040091, 1680147, 2426879, 3120273, 7280637, 21841911]

約数ペア:

[(1, 21841911), (3, 7280637), (7, 3120273), (9, 2426879), (13, 1680147), (21, 1040091), (39, 560049), (63, 346697), (91, 240021), (117, 186683), (273, 80007), (819, 26669)]