21037548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10889}}^1$

素因数の和:10926

約数の個数: 48

約数和(自身を含む): 58544640

約数和(自身を除く): 37507092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10889, 21778, 32667, 43556, 65334, 76223, 130668, 152446, 228669, 250447, 304892, 457338, 500894, 751341, 914676, 1001788, 1502682, 1753129, 3005364, 3506258, 5259387, 7012516, 10518774, 21037548]

約数ペア:

[(1, 21037548), (2, 10518774), (3, 7012516), (4, 5259387), (6, 3506258), (7, 3005364), (12, 1753129), (14, 1502682), (21, 1001788), (23, 914676), (28, 751341), (42, 500894), (46, 457338), (69, 304892), (84, 250447), (92, 228669), (138, 152446), (161, 130668), (276, 76223), (322, 65334), (483, 43556), (644, 32667), (966, 21778), (1932, 10889)]