21000902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1093}}^1$

素因数の和:1847

約数の個数: 16

約数和(自身を含む): 34001520

約数和(自身を除く): 13000618

約数列:

[1, 2, 13, 26, 739, 1093, 1478, 2186, 9607, 14209, 19214, 28418, 807727, 1615454, 10500451, 21000902]

約数ペア:

[(1, 21000902), (2, 10500451), (13, 1615454), (26, 807727), (739, 28418), (1093, 19214), (1478, 14209), (2186, 9607)]