21600027

素因数分解:

$3^5\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 32707584

約数和(自身を除く): 11107557

約数列:

[1, 3, 9, 27, 81, 103, 243, 309, 863, 927, 2589, 2781, 7767, 8343, 23301, 25029, 69903, 88889, 209709, 266667, 800001, 2400003, 7200009, 21600027]

約数ペア:

[(1, 21600027), (3, 7200009), (9, 2400003), (27, 800001), (81, 266667), (103, 209709), (243, 88889), (309, 69903), (863, 25029), (927, 23301), (2589, 8343), (2781, 7767)]