21009426

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{22303}}^1$

素因数の和:22465

約数の個数: 16

約数和(自身を含む): 42288384

約数和(自身を除く): 21278958

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 22303, 44606, 66909, 133818, 3501571, 7003142, 10504713, 21009426]

約数ペア:

[(1, 21009426), (2, 10504713), (3, 7003142), (6, 3501571), (157, 133818), (314, 66909), (471, 44606), (942, 22303)]