21447574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1787}}^1$

素因数の和:2159

約数の個数: 16

約数和(自身を含む): 34179408

約数和(自身を除く): 12731834

約数列:

[1, 2, 17, 34, 353, 706, 1787, 3574, 6001, 12002, 30379, 60758, 630811, 1261622, 10723787, 21447574]

約数ペア:

[(1, 21447574), (2, 10723787), (17, 1261622), (34, 630811), (353, 60758), (706, 30379), (1787, 12002), (3574, 6001)]