21048336

素因数分解:

$2^4\times 3^4\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 100

約数和(自身を含む): 61891500

約数和(自身を除く): 40843164

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 109, 144, 149, 162, 216, 218, 298, 324, 327, 432, 436, 447, 596, 648, 654, 872, 894, 981, 1192, 1296, 1308, 1341, 1744, 1788, 1962, 2384, 2616, 2682, 2943, 3576, 3924, 4023, 5232, 5364, 5886, 7152, 7848, 8046, 8829, 10728, 11772, 12069, 15696, 16092, 16241, 17658, 21456, 23544, 24138, 32184, 32482, 35316, 47088, 48276, 48723, 64368, 64964, 70632, 96552, 97446, 129928, 141264, 146169, 193104, 194892, 259856, 292338, 389784, 438507, 584676, 779568, 877014, 1169352, 1315521, 1754028, 2338704, 2631042, 3508056, 5262084, 7016112, 10524168, 21048336]

約数ペア:

[(1, 21048336), (2, 10524168), (3, 7016112), (4, 5262084), (6, 3508056), (8, 2631042), (9, 2338704), (12, 1754028), (16, 1315521), (18, 1169352), (24, 877014), (27, 779568), (36, 584676), (48, 438507), (54, 389784), (72, 292338), (81, 259856), (108, 194892), (109, 193104), (144, 146169), (149, 141264), (162, 129928), (216, 97446), (218, 96552), (298, 70632), (324, 64964), (327, 64368), (432, 48723), (436, 48276), (447, 47088), (596, 35316), (648, 32482), (654, 32184), (872, 24138), (894, 23544), (981, 21456), (1192, 17658), (1296, 16241), (1308, 16092), (1341, 15696), (1744, 12069), (1788, 11772), (1962, 10728), (2384, 8829), (2616, 8046), (2682, 7848), (2943, 7152), (3576, 5886), (3924, 5364), (4023, 5232)]