21964523

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 26148864

約数和(自身を除く): 4184341

約数列:

[1, 7, 31, 127, 217, 797, 889, 3937, 5579, 24707, 27559, 101219, 172949, 708533, 3137789, 21964523]

約数ペア:

[(1, 21964523), (7, 3137789), (31, 708533), (127, 172949), (217, 101219), (797, 27559), (889, 24707), (3937, 5579)]