21236433

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7927}}^1$

素因数の和:7996

約数の個数: 16

約数和(自身を含む): 30443520

約数和(自身を除く): 9207087

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7927, 23781, 150613, 372569, 451839, 1117707, 7078811, 21236433]

約数ペア:

[(1, 21236433), (3, 7078811), (19, 1117707), (47, 451839), (57, 372569), (141, 150613), (893, 23781), (2679, 7927)]