21510864

素因数分解:

$2^4\times 3^2\times {\mathrm{149381}}^1$

素因数の和:149395

約数の個数: 30

約数和(自身を含む): 60200946

約数和(自身を除く): 38690082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149381, 298762, 448143, 597524, 896286, 1195048, 1344429, 1792572, 2390096, 2688858, 3585144, 5377716, 7170288, 10755432, 21510864]

約数ペア:

[(1, 21510864), (2, 10755432), (3, 7170288), (4, 5377716), (6, 3585144), (8, 2688858), (9, 2390096), (12, 1792572), (16, 1344429), (18, 1195048), (24, 896286), (36, 597524), (48, 448143), (72, 298762), (144, 149381)]