21377232

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2868

約数の個数: 60

約数和(自身を含む): 60977124

約数和(自身を除く): 39599892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 2801, 3816, 5602, 7632, 8403, 11204, 16806, 22408, 25209, 33612, 44816, 50418, 67224, 100836, 134448, 148453, 201672, 296906, 403344, 445359, 593812, 890718, 1187624, 1336077, 1781436, 2375248, 2672154, 3562872, 5344308, 7125744, 10688616, 21377232]

約数ペア:

[(1, 21377232), (2, 10688616), (3, 7125744), (4, 5344308), (6, 3562872), (8, 2672154), (9, 2375248), (12, 1781436), (16, 1336077), (18, 1187624), (24, 890718), (36, 593812), (48, 445359), (53, 403344), (72, 296906), (106, 201672), (144, 148453), (159, 134448), (212, 100836), (318, 67224), (424, 50418), (477, 44816), (636, 33612), (848, 25209), (954, 22408), (1272, 16806), (1908, 11204), (2544, 8403), (2801, 7632), (3816, 5602)]