21965267

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 1984813

約数列:

[1, 29, 31, 53, 461, 899, 1537, 1643, 13369, 14291, 24433, 47647, 414439, 708557, 757423, 21965267]

約数ペア:

[(1, 21965267), (29, 757423), (31, 708557), (53, 414439), (461, 47647), (899, 24433), (1537, 14291), (1643, 13369)]