21937192

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{16823}}^1$

素因数の和:16992

約数の個数: 16

約数和(自身を含む): 41387040

約数和(自身を除く): 19449848

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 16823, 33646, 67292, 134584, 2742149, 5484298, 10968596, 21937192]

約数ペア:

[(1, 21937192), (2, 10968596), (4, 5484298), (8, 2742149), (163, 134584), (326, 67292), (652, 33646), (1304, 16823)]