21185598

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{991}}^1$

素因数の和:1512

約数の個数: 32

約数和(自身を含む): 48568320

約数和(自身を除く): 27382722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509, 991, 1018, 1527, 1982, 2973, 3054, 3563, 5946, 6937, 7126, 10689, 13874, 20811, 21378, 41622, 504419, 1008838, 1513257, 3026514, 3530933, 7061866, 10592799, 21185598]

約数ペア:

[(1, 21185598), (2, 10592799), (3, 7061866), (6, 3530933), (7, 3026514), (14, 1513257), (21, 1008838), (42, 504419), (509, 41622), (991, 21378), (1018, 20811), (1527, 13874), (1982, 10689), (2973, 7126), (3054, 6937), (3563, 5946)]