21345444

素因数分解:

$2^2\times 3^4\times {\mathrm{65881}}^1$

素因数の和:65897

約数の個数: 30

約数和(自身を含む): 55802054

約数和(自身を除く): 34456610

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65881, 131762, 197643, 263524, 395286, 592929, 790572, 1185858, 1778787, 2371716, 3557574, 5336361, 7115148, 10672722, 21345444]

約数ペア:

[(1, 21345444), (2, 10672722), (3, 7115148), (4, 5336361), (6, 3557574), (9, 2371716), (12, 1778787), (18, 1185858), (27, 790572), (36, 592929), (54, 395286), (81, 263524), (108, 197643), (162, 131762), (324, 65881)]