21240824

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21943}}^1$

素因数の和:21971

約数の個数: 24

約数和(自身を含む): 43778280

約数和(自身を除く): 22537456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21943, 43886, 87772, 175544, 241373, 482746, 965492, 1930984, 2655103, 5310206, 10620412, 21240824]

約数ペア:

[(1, 21240824), (2, 10620412), (4, 5310206), (8, 2655103), (11, 1930984), (22, 965492), (44, 482746), (88, 241373), (121, 175544), (242, 87772), (484, 43886), (968, 21943)]