21627021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10463}}^1$

素因数の和:10532

約数の個数: 16

約数和(自身を含む): 31643136

約数和(自身を除く): 10016115

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 10463, 31389, 136019, 408057, 554539, 1663617, 7209007, 21627021]

約数ペア:

[(1, 21627021), (3, 7209007), (13, 1663617), (39, 554539), (53, 408057), (159, 136019), (689, 31389), (2067, 10463)]