21672692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1433}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 40152000

約数和(自身を除く): 18479308

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1433, 2866, 3781, 5732, 7562, 15124, 27227, 54454, 108908, 285167, 570334, 1140668, 5418173, 10836346, 21672692]

約数ペア:

[(1, 21672692), (2, 10836346), (4, 5418173), (19, 1140668), (38, 570334), (76, 285167), (199, 108908), (398, 54454), (796, 27227), (1433, 15124), (2866, 7562), (3781, 5732)]