2021988836

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1017097}}^1$

素因数の和:1017179

約数の個数: 24

約数和(自身を含む): 4100939136

約数和(自身を除く): 2078950300

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 1017097, 2034194, 4068388, 7119679, 14239358, 28478716, 72213887, 144427774, 288855548, 505497209, 1010994418, 2021988836]

約数ペア:

[(1, 2021988836), (2, 1010994418), (4, 505497209), (7, 288855548), (14, 144427774), (28, 72213887), (71, 28478716), (142, 14239358), (284, 7119679), (497, 4068388), (994, 2034194), (1988, 1017097)]