21963978

素因数分解:

$2^1\times 3^2\times {\mathrm{233}}^1\times {\mathrm{5237}}^1$

素因数の和:5478

約数の個数: 24

約数和(自身を含む): 47801988

約数和(自身を除く): 25838010

約数列:

[1, 2, 3, 6, 9, 18, 233, 466, 699, 1398, 2097, 4194, 5237, 10474, 15711, 31422, 47133, 94266, 1220221, 2440442, 3660663, 7321326, 10981989, 21963978]

約数ペア:

[(1, 21963978), (2, 10981989), (3, 7321326), (6, 3660663), (9, 2440442), (18, 1220221), (233, 94266), (466, 47133), (699, 31422), (1398, 15711), (2097, 10474), (4194, 5237)]