21699162

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16979}}^1$

素因数の和:17058

約数の個数: 24

約数和(自身を含む): 47679840

約数和(自身を除く): 25980678

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16979, 33958, 50937, 101874, 152811, 305622, 1205509, 2411018, 3616527, 7233054, 10849581, 21699162]

約数ペア:

[(1, 21699162), (2, 10849581), (3, 7233054), (6, 3616527), (9, 2411018), (18, 1205509), (71, 305622), (142, 152811), (213, 101874), (426, 50937), (639, 33958), (1278, 16979)]