21275184

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2794

約数の個数: 80

約数和(自身を含む): 65567232

約数和(自身を除く): 44292048

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, 2753, 3864, 5506, 7728, 8259, 11012, 16518, 19271, 22024, 33036, 38542, 44048, 57813, 63319, 66072, 77084, 115626, 126638, 132144, 154168, 189957, 231252, 253276, 308336, 379914, 443233, 462504, 506552, 759828, 886466, 925008, 1013104, 1329699, 1519656, 1772932, 2659398, 3039312, 3545864, 5318796, 7091728, 10637592, 21275184]

約数ペア:

[(1, 21275184), (2, 10637592), (3, 7091728), (4, 5318796), (6, 3545864), (7, 3039312), (8, 2659398), (12, 1772932), (14, 1519656), (16, 1329699), (21, 1013104), (23, 925008), (24, 886466), (28, 759828), (42, 506552), (46, 462504), (48, 443233), (56, 379914), (69, 308336), (84, 253276), (92, 231252), (112, 189957), (138, 154168), (161, 132144), (168, 126638), (184, 115626), (276, 77084), (322, 66072), (336, 63319), (368, 57813), (483, 44048), (552, 38542), (644, 33036), (966, 22024), (1104, 19271), (1288, 16518), (1932, 11012), (2576, 8259), (2753, 7728), (3864, 5506)]