21319232

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{2753}}^1$

素因数の和:2787

約数の個数: 42

約数和(自身を含む): 46517814

約数和(自身を除く): 25198582

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 2753, 3872, 5506, 7744, 11012, 22024, 30283, 44048, 60566, 88096, 121132, 176192, 242264, 333113, 484528, 666226, 969056, 1332452, 1938112, 2664904, 5329808, 10659616, 21319232]

約数ペア:

[(1, 21319232), (2, 10659616), (4, 5329808), (8, 2664904), (11, 1938112), (16, 1332452), (22, 969056), (32, 666226), (44, 484528), (64, 333113), (88, 242264), (121, 176192), (176, 121132), (242, 88096), (352, 60566), (484, 44048), (704, 30283), (968, 22024), (1936, 11012), (2753, 7744), (3872, 5506)]