21370176

素因数分解:

$2^6\times 3^3\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 112

約数和(自身を含む): 64008000

約数和(自身を除く): 42637824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 83, 96, 108, 144, 149, 166, 192, 216, 249, 288, 298, 332, 432, 447, 498, 576, 596, 664, 747, 864, 894, 996, 1192, 1328, 1341, 1494, 1728, 1788, 1992, 2241, 2384, 2656, 2682, 2988, 3576, 3984, 4023, 4482, 4768, 5312, 5364, 5976, 7152, 7968, 8046, 8964, 9536, 10728, 11952, 12367, 14304, 15936, 16092, 17928, 21456, 23904, 24734, 28608, 32184, 35856, 37101, 42912, 47808, 49468, 64368, 71712, 74202, 85824, 98936, 111303, 128736, 143424, 148404, 197872, 222606, 257472, 296808, 333909, 395744, 445212, 593616, 667818, 791488, 890424, 1187232, 1335636, 1780848, 2374464, 2671272, 3561696, 5342544, 7123392, 10685088, 21370176]

約数ペア:

[(1, 21370176), (2, 10685088), (3, 7123392), (4, 5342544), (6, 3561696), (8, 2671272), (9, 2374464), (12, 1780848), (16, 1335636), (18, 1187232), (24, 890424), (27, 791488), (32, 667818), (36, 593616), (48, 445212), (54, 395744), (64, 333909), (72, 296808), (83, 257472), (96, 222606), (108, 197872), (144, 148404), (149, 143424), (166, 128736), (192, 111303), (216, 98936), (249, 85824), (288, 74202), (298, 71712), (332, 64368), (432, 49468), (447, 47808), (498, 42912), (576, 37101), (596, 35856), (664, 32184), (747, 28608), (864, 24734), (894, 23904), (996, 21456), (1192, 17928), (1328, 16092), (1341, 15936), (1494, 14304), (1728, 12367), (1788, 11952), (1992, 10728), (2241, 9536), (2384, 8964), (2656, 8046), (2682, 7968), (2988, 7152), (3576, 5976), (3984, 5364), (4023, 5312), (4482, 4768)]