21504547681

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1128433}}^1$

素因数の和:1128528

約数の個数: 16

約数和(自身を含む): 24374174400

約数和(自身を除く): 2869626719

約数列:

[1, 17, 19, 59, 323, 1003, 1121, 19057, 1128433, 19183361, 21440227, 66577547, 364483859, 1131818299, 1264973393, 21504547681]

約数ペア:

[(1, 21504547681), (17, 1264973393), (19, 1131818299), (59, 364483859), (323, 66577547), (1003, 21440227), (1121, 19183361), (19057, 1128433)]