21977873668

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{41942507}}^1$

素因数の和:41942642

約数の個数: 12

約数和(自身を含む): 38754877392

約数和(自身を除く): 16777003724

約数列:

[1, 2, 4, 131, 262, 524, 41942507, 83885014, 167770028, 5494468417, 10988936834, 21977873668]

約数ペア:

[(1, 21977873668), (2, 10988936834), (4, 5494468417), (131, 167770028), (262, 83885014), (524, 41942507)]