21178322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13187}}^1$

素因数の和:13273

約数の個数: 16

約数和(自身を含む): 35132832

約数和(自身を除く): 13954510

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13187, 26374, 145057, 290114, 962651, 1925302, 10589161, 21178322]

約数ペア:

[(1, 21178322), (2, 10589161), (11, 1925302), (22, 962651), (73, 290114), (146, 145057), (803, 26374), (1606, 13187)]