21193042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1103}}^1$

素因数の和:1857

約数の個数: 16

約数和(自身を含む): 34312320

約数和(自身を除く): 13119278

約数列:

[1, 2, 13, 26, 739, 1103, 1478, 2206, 9607, 14339, 19214, 28678, 815117, 1630234, 10596521, 21193042]

約数ペア:

[(1, 21193042), (2, 10596521), (13, 1630234), (26, 815117), (739, 28678), (1103, 19214), (1478, 14339), (2206, 9607)]