21439748

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{4027}}^1$

素因数の和:4064

約数の個数: 24

約数和(自身を含む): 41278944

約数和(自身を除く): 19839196

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 4027, 5324, 8054, 16108, 44297, 88594, 177188, 487267, 974534, 1949068, 5359937, 10719874, 21439748]

約数ペア:

[(1, 21439748), (2, 10719874), (4, 5359937), (11, 1949068), (22, 974534), (44, 487267), (121, 177188), (242, 88594), (484, 44297), (1331, 16108), (2662, 8054), (4027, 5324)]