21108097153

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{21433}}^1$

素因数の和:21625

約数の個数: 32

約数和(自身を含む): 25408035072

約数和(自身を除く): 4299937919

約数列:

[1, 11, 13, 71, 97, 143, 781, 923, 1067, 1261, 6887, 10153, 13871, 21433, 75757, 89531, 235763, 278629, 984841, 1521743, 2079001, 3064919, 16739173, 19782659, 22869011, 27027013, 147609071, 217609249, 297297143, 1623699781, 1918917923, 21108097153]

約数ペア:

[(1, 21108097153), (11, 1918917923), (13, 1623699781), (71, 297297143), (97, 217609249), (143, 147609071), (781, 27027013), (923, 22869011), (1067, 19782659), (1261, 16739173), (6887, 3064919), (10153, 2079001), (13871, 1521743), (21433, 984841), (75757, 278629), (89531, 235763)]