21807608

素因数分解:

$2^3\times {\mathrm{241}}^1\times {\mathrm{11311}}^1$

素因数の和:11558

約数の個数: 16

約数和(自身を含む): 41062560

約数和(自身を除く): 19254952

約数列:

[1, 2, 4, 8, 241, 482, 964, 1928, 11311, 22622, 45244, 90488, 2725951, 5451902, 10903804, 21807608]

約数ペア:

[(1, 21807608), (2, 10903804), (4, 5451902), (8, 2725951), (241, 90488), (482, 45244), (964, 22622), (1928, 11311)]