21167301081

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{3527}}^1\times {\mathrm{15271}}^1$

素因数の和:18932

約数の個数: 16

約数和(自身を含む): 28448437248

約数和(自身を除く): 7281136167

約数列:

[1, 3, 131, 393, 3527, 10581, 15271, 45813, 462037, 1386111, 2000501, 6001503, 53860817, 161582451, 7055767027, 21167301081]

約数ペア:

[(1, 21167301081), (3, 7055767027), (131, 161582451), (393, 53860817), (3527, 6001503), (10581, 2000501), (15271, 1386111), (45813, 462037)]