21119074

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1377

約数の個数: 16

約数和(自身を含む): 32544000

約数和(自身を除く): 11424926

約数列:

[1, 2, 47, 94, 199, 398, 1129, 2258, 9353, 18706, 53063, 106126, 224671, 449342, 10559537, 21119074]

約数ペア:

[(1, 21119074), (2, 10559537), (47, 449342), (94, 224671), (199, 106126), (398, 53063), (1129, 18706), (2258, 9353)]