21397224

素因数分解:

$2^3\times 3^1\times {\mathrm{891551}}^1$

素因数の和:891560

約数の個数: 16

約数和(自身を含む): 53493120

約数和(自身を除く): 32095896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 891551, 1783102, 2674653, 3566204, 5349306, 7132408, 10698612, 21397224]

約数ペア:

[(1, 21397224), (2, 10698612), (3, 7132408), (4, 5349306), (6, 3566204), (8, 2674653), (12, 1783102), (24, 891551)]