21858463

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 24466176

約数和(自身を除く): 2607713

約数列:

[1, 11, 73, 163, 167, 803, 1793, 1837, 11899, 12191, 27221, 130889, 134101, 299431, 1987133, 21858463]

約数ペア:

[(1, 21858463), (11, 1987133), (73, 299431), (163, 134101), (167, 130889), (803, 27221), (1793, 12191), (1837, 11899)]