21132893193

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1\times {\mathrm{3011}}^1$

素因数の和:3565

約数の個数: 32

約数和(自身を含む): 29000788992

約数和(自身を除く): 7867895799

約数列:

[1, 3, 71, 83, 213, 249, 397, 1191, 3011, 5893, 9033, 17679, 28187, 32951, 84561, 98853, 213781, 249913, 641343, 749739, 1195367, 2339521, 3586101, 7018563, 17743823, 53231469, 84871057, 99215461, 254613171, 297646383, 7044297731, 21132893193]

約数ペア:

[(1, 21132893193), (3, 7044297731), (71, 297646383), (83, 254613171), (213, 99215461), (249, 84871057), (397, 53231469), (1191, 17743823), (3011, 7018563), (5893, 3586101), (9033, 2339521), (17679, 1195367), (28187, 749739), (32951, 641343), (84561, 249913), (98853, 213781)]