21854888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{248351}}^1$

素因数の和:248368

約数の個数: 16

約数和(自身を含む): 44703360

約数和(自身を除く): 22848472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 248351, 496702, 993404, 1986808, 2731861, 5463722, 10927444, 21854888]

約数ペア:

[(1, 21854888), (2, 10927444), (4, 5463722), (8, 2731861), (11, 1986808), (22, 993404), (44, 496702), (88, 248351)]