214391212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{402991}}^1$

素因数の和:403021

約数の個数: 24

約数和(自身を含む): 451351040

約数和(自身を除く): 236959828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 402991, 805982, 1611964, 2820937, 5641874, 7656829, 11283748, 15313658, 30627316, 53597803, 107195606, 214391212]

約数ペア:

[(1, 214391212), (2, 107195606), (4, 53597803), (7, 30627316), (14, 15313658), (19, 11283748), (28, 7656829), (38, 5641874), (76, 2820937), (133, 1611964), (266, 805982), (532, 402991)]