21940442

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1459}}^1$

素因数の和:1637

約数の個数: 16

約数和(自身を含む): 33708480

約数和(自身を除く): 11768038

約数列:

[1, 2, 73, 103, 146, 206, 1459, 2918, 7519, 15038, 106507, 150277, 213014, 300554, 10970221, 21940442]

約数ペア:

[(1, 21940442), (2, 10970221), (73, 300554), (103, 213014), (146, 150277), (206, 106507), (1459, 15038), (2918, 7519)]