21079214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7577}}^1$

素因数の和:7699

約数の個数: 16

約数和(自身を含む): 34373808

約数和(自身を除く): 13294594

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7577, 15154, 98501, 197002, 810739, 1621478, 10539607, 21079214]

約数ペア:

[(1, 21079214), (2, 10539607), (13, 1621478), (26, 810739), (107, 197002), (214, 98501), (1391, 15154), (2782, 7577)]