21052272

素因数分解:

$2^4\times 3^1\times {\mathrm{438589}}^1$

素因数の和:438600

約数の個数: 20

約数和(自身を含む): 54385160

約数和(自身を除く): 33332888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438589, 877178, 1315767, 1754356, 2631534, 3508712, 5263068, 7017424, 10526136, 21052272]

約数ペア:

[(1, 21052272), (2, 10526136), (3, 7017424), (4, 5263068), (6, 3508712), (8, 2631534), (12, 1754356), (16, 1315767), (24, 877178), (48, 438589)]