21048984

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2953}}^1$

素因数の和:2982

約数の個数: 80

約数和(自身を含む): 64338120

約数和(自身を除く): 43289136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2953, 3564, 5906, 7128, 8859, 11812, 17718, 23624, 26577, 32483, 35436, 53154, 64966, 70872, 79731, 97449, 106308, 129932, 159462, 194898, 212616, 239193, 259864, 292347, 318924, 389796, 478386, 584694, 637848, 779592, 877041, 956772, 1169388, 1754082, 1913544, 2338776, 2631123, 3508164, 5262246, 7016328, 10524492, 21048984]

約数ペア:

[(1, 21048984), (2, 10524492), (3, 7016328), (4, 5262246), (6, 3508164), (8, 2631123), (9, 2338776), (11, 1913544), (12, 1754082), (18, 1169388), (22, 956772), (24, 877041), (27, 779592), (33, 637848), (36, 584694), (44, 478386), (54, 389796), (66, 318924), (72, 292347), (81, 259864), (88, 239193), (99, 212616), (108, 194898), (132, 159462), (162, 129932), (198, 106308), (216, 97449), (264, 79731), (297, 70872), (324, 64966), (396, 53154), (594, 35436), (648, 32483), (792, 26577), (891, 23624), (1188, 17718), (1782, 11812), (2376, 8859), (2953, 7128), (3564, 5906)]