21418382

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1657}}^1$

素因数の和:1963

約数の個数: 16

約数和(自身を含む): 33664032

約数和(自身を除く): 12245650

約数列:

[1, 2, 23, 46, 281, 562, 1657, 3314, 6463, 12926, 38111, 76222, 465617, 931234, 10709191, 21418382]

約数ペア:

[(1, 21418382), (2, 10709191), (23, 931234), (46, 465617), (281, 76222), (562, 38111), (1657, 12926), (3314, 6463)]