21359933

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{22943}}^1$

素因数の和:22976

約数の個数: 12

約数和(自身を含む): 26156160

約数和(自身を除く): 4796227

約数列:

[1, 7, 19, 49, 133, 931, 22943, 160601, 435917, 1124207, 3051419, 21359933]

約数ペア:

[(1, 21359933), (7, 3051419), (19, 1124207), (49, 435917), (133, 160601), (931, 22943)]