20211212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37991}}^1$

素因数の和:38021

約数の個数: 24

約数和(自身を含む): 42551040

約数和(自身を除く): 22339828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37991, 75982, 151964, 265937, 531874, 721829, 1063748, 1443658, 2887316, 5052803, 10105606, 20211212]

約数ペア:

[(1, 20211212), (2, 10105606), (4, 5052803), (7, 2887316), (14, 1443658), (19, 1063748), (28, 721829), (38, 531874), (76, 265937), (133, 151964), (266, 75982), (532, 37991)]