21399074

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1601

約数の個数: 16

約数和(自身を含む): 32877312

約数和(自身を除く): 11478238

約数列:

[1, 2, 73, 103, 146, 206, 1423, 2846, 7519, 15038, 103879, 146569, 207758, 293138, 10699537, 21399074]

約数ペア:

[(1, 21399074), (2, 10699537), (73, 293138), (103, 207758), (146, 146569), (206, 103879), (1423, 15038), (2846, 7519)]