21404804529

素因数分解:

$3^1\times {\mathrm{1021}}^1\times {\mathrm{1291}}^1\times {\mathrm{5413}}^1$

素因数の和:7728

約数の個数: 16

約数和(自身を含む): 28595102144

約数和(自身を除く): 7190297615

約数列:

[1, 3, 1021, 1291, 3063, 3873, 5413, 16239, 1318111, 3954333, 5526673, 6988183, 16580019, 20964549, 7134934843, 21404804529]

約数ペア:

[(1, 21404804529), (3, 7134934843), (1021, 20964549), (1291, 16580019), (3063, 6988183), (3873, 5526673), (5413, 3954333), (16239, 1318111)]