21766844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3559}}^1$

素因数の和:3713

約数の個数: 24

約数和(自身を含む): 41865600

約数和(自身を除く): 20098756

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3559, 6116, 7118, 14236, 39149, 78298, 156596, 494701, 989402, 1978804, 5441711, 10883422, 21766844]

約数ペア:

[(1, 21766844), (2, 10883422), (4, 5441711), (11, 1978804), (22, 989402), (44, 494701), (139, 156596), (278, 78298), (556, 39149), (1529, 14236), (3058, 7118), (3559, 6116)]