221043172

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{16481}}^1$

素因数の和:16971

約数の個数: 24

約数和(自身を含む): 443036160

約数和(自身を除く): 221992988

約数列:

[1, 2, 4, 7, 14, 28, 479, 958, 1916, 3353, 6706, 13412, 16481, 32962, 65924, 115367, 230734, 461468, 7894399, 15788798, 31577596, 55260793, 110521586, 221043172]

約数ペア:

[(1, 221043172), (2, 110521586), (4, 55260793), (7, 31577596), (14, 15788798), (28, 7894399), (479, 461468), (958, 230734), (1916, 115367), (3353, 65924), (6706, 32962), (13412, 16481)]