21280254

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{95857}}^1$

素因数の和:95899

約数の個数: 16

約数和(自身を含む): 43711248

約数和(自身を除く): 22430994

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 95857, 191714, 287571, 575142, 3546709, 7093418, 10640127, 21280254]

約数ペア:

[(1, 21280254), (2, 10640127), (3, 7093418), (6, 3546709), (37, 575142), (74, 287571), (111, 191714), (222, 95857)]