21853059

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 32563200

約数和(自身を除く): 10710141

約数列:

[1, 3, 19, 23, 57, 69, 79, 211, 237, 437, 633, 1311, 1501, 1817, 4009, 4503, 4853, 5451, 12027, 14559, 16669, 34523, 50007, 92207, 103569, 276621, 316711, 383387, 950133, 1150161, 7284353, 21853059]

約数ペア:

[(1, 21853059), (3, 7284353), (19, 1150161), (23, 950133), (57, 383387), (69, 316711), (79, 276621), (211, 103569), (237, 92207), (437, 50007), (633, 34523), (1311, 16669), (1501, 14559), (1817, 12027), (4009, 5451), (4503, 4853)]