21940926

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2017}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 52451856

約数和(自身を除く): 30510930

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 2017, 3626, 4034, 5439, 6051, 10878, 12102, 14119, 28238, 42357, 74629, 84714, 98833, 149258, 197666, 223887, 296499, 447774, 522403, 592998, 1044806, 1567209, 3134418, 3656821, 7313642, 10970463, 21940926]

約数ペア:

[(1, 21940926), (2, 10970463), (3, 7313642), (6, 3656821), (7, 3134418), (14, 1567209), (21, 1044806), (37, 592998), (42, 522403), (49, 447774), (74, 296499), (98, 223887), (111, 197666), (147, 149258), (222, 98833), (259, 84714), (294, 74629), (518, 42357), (777, 28238), (1554, 14119), (1813, 12102), (2017, 10878), (3626, 6051), (4034, 5439)]