21984094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 17020322

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 187, 374, 473, 731, 946, 1367, 1462, 2734, 8041, 15037, 16082, 23239, 30074, 46478, 58781, 117562, 255629, 511258, 646591, 999277, 1293182, 1998554, 10992047, 21984094]

約数ペア:

[(1, 21984094), (2, 10992047), (11, 1998554), (17, 1293182), (22, 999277), (34, 646591), (43, 511258), (86, 255629), (187, 117562), (374, 58781), (473, 46478), (731, 30074), (946, 23239), (1367, 16082), (1462, 15037), (2734, 8041)]