21182448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2782

約数の個数: 80

約数和(自身を含む): 65281536

約数和(自身を除く): 44099088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 2741, 3864, 5482, 7728, 8223, 10964, 16446, 19187, 21928, 32892, 38374, 43856, 57561, 63043, 65784, 76748, 115122, 126086, 131568, 153496, 189129, 230244, 252172, 306992, 378258, 441301, 460488, 504344, 756516, 882602, 920976, 1008688, 1323903, 1513032, 1765204, 2647806, 3026064, 3530408, 5295612, 7060816, 10591224, 21182448]

約数ペア:

[(1, 21182448), (2, 10591224), (3, 7060816), (4, 5295612), (6, 3530408), (7, 3026064), (8, 2647806), (12, 1765204), (14, 1513032), (16, 1323903), (21, 1008688), (23, 920976), (24, 882602), (28, 756516), (42, 504344), (46, 460488), (48, 441301), (56, 378258), (69, 306992), (84, 252172), (92, 230244), (112, 189129), (138, 153496), (161, 131568), (168, 126086), (184, 115122), (276, 76748), (322, 65784), (336, 63043), (368, 57561), (483, 43856), (552, 38374), (644, 32892), (966, 21928), (1104, 19187), (1288, 16446), (1932, 10964), (2576, 8223), (2741, 7728), (3864, 5482)]