4079315.00000000

素因数分解:

$3^4\times 7^1\times {\mathrm{21871}}^1$

素因数の和:21890

約数の個数: 20

約数和(自身を含む): 21172096

約数和(自身を除く): 8771239

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21871, 65613, 153097, 196839, 459291, 590517, 1377873, 1771551, 4133619, 12400857]

約数ペア:

[(1, 12400857), (3, 4133619), (7, 1771551), (9, 1377873), (21, 590517), (27, 459291), (63, 196839), (81, 153097), (189, 65613), (567, 21871)]