21167298153

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{805177}}^1$

素因数の和:805333

約数の個数: 24

約数和(自身を含む): 32155588608

約数和(自身を除く): 10988290455

約数列:

[1, 3, 9, 23, 69, 127, 207, 381, 1143, 2921, 8763, 26289, 805177, 2415531, 7246593, 18519071, 55557213, 102257479, 166671639, 306772437, 920317311, 2351922017, 7055766051, 21167298153]

約数ペア:

[(1, 21167298153), (3, 7055766051), (9, 2351922017), (23, 920317311), (69, 306772437), (127, 166671639), (207, 102257479), (381, 55557213), (1143, 18519071), (2921, 7246593), (8763, 2415531), (26289, 805177)]