21232124

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{74761}}^1$

素因数の和:74836

約数の個数: 12

約数和(自身を含む): 37680048

約数和(自身を除く): 16447924

約数列:

[1, 2, 4, 71, 142, 284, 74761, 149522, 299044, 5308031, 10616062, 21232124]

約数ペア:

[(1, 21232124), (2, 10616062), (4, 5308031), (71, 299044), (142, 149522), (284, 74761)]