21314213588

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1645123}}^1$

素因数の和:1645247

約数の個数: 24

約数和(自身を含む): 38693316480

約数和(自身を除く): 17379102892

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 6478, 12956, 1645123, 3290246, 6580492, 67450043, 129964717, 134900086, 259929434, 269800172, 519858868, 5328553397, 10657106794, 21314213588]

約数ペア:

[(1, 21314213588), (2, 10657106794), (4, 5328553397), (41, 519858868), (79, 269800172), (82, 259929434), (158, 134900086), (164, 129964717), (316, 67450043), (3239, 6580492), (6478, 3290246), (12956, 1645123)]