21746874

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^2\times {\mathrm{719}}^1$

素因数の和:866

約数の個数: 24

約数和(自身を含む): 44176320

約数和(自身を除く): 22429446

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 719, 1438, 2157, 4314, 5041, 10082, 15123, 30246, 51049, 102098, 153147, 306294, 3624479, 7248958, 10873437, 21746874]

約数ペア:

[(1, 21746874), (2, 10873437), (3, 7248958), (6, 3624479), (71, 306294), (142, 153147), (213, 102098), (426, 51049), (719, 30246), (1438, 15123), (2157, 10082), (4314, 5041)]