21952833

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 36596736

約数和(自身を除く): 14643903

約数列:

[1, 3, 7, 21, 23, 43, 49, 69, 129, 147, 151, 161, 301, 453, 483, 903, 989, 1057, 1127, 2107, 2967, 3171, 3381, 3473, 6321, 6493, 6923, 7399, 10419, 19479, 20769, 22197, 24311, 45451, 48461, 72933, 136353, 145383, 149339, 170177, 318157, 448017, 510531, 954471, 1045373, 3136119, 7317611, 21952833]

約数ペア:

[(1, 21952833), (3, 7317611), (7, 3136119), (21, 1045373), (23, 954471), (43, 510531), (49, 448017), (69, 318157), (129, 170177), (147, 149339), (151, 145383), (161, 136353), (301, 72933), (453, 48461), (483, 45451), (903, 24311), (989, 22197), (1057, 20769), (1127, 19479), (2107, 10419), (2967, 7399), (3171, 6923), (3381, 6493), (3473, 6321)]