21804648

素因数分解:

$2^3\times 3^1\times {\mathrm{908527}}^1$

素因数の和:908536

約数の個数: 16

約数和(自身を含む): 54511680

約数和(自身を除く): 32707032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 908527, 1817054, 2725581, 3634108, 5451162, 7268216, 10902324, 21804648]

約数ペア:

[(1, 21804648), (2, 10902324), (3, 7268216), (4, 5451162), (6, 3634108), (8, 2725581), (12, 1817054), (24, 908527)]