21220554

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{114089}}^1$

素因数の和:114125

約数の個数: 16

約数和(自身を含む): 43810560

約数和(自身を除く): 22590006

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 114089, 228178, 342267, 684534, 3536759, 7073518, 10610277, 21220554]

約数ペア:

[(1, 21220554), (2, 10610277), (3, 7073518), (6, 3536759), (31, 684534), (62, 342267), (93, 228178), (186, 114089)]