21843536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9547}}^1$

素因数の和:9579

約数の個数: 40

約数和(自身を含む): 49725984

約数和(自身を除く): 27882448

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9547, 19094, 38188, 76376, 105017, 124111, 152752, 210034, 248222, 420068, 496444, 840136, 992888, 1365221, 1680272, 1985776, 2730442, 5460884, 10921768, 21843536]

約数ペア:

[(1, 21843536), (2, 10921768), (4, 5460884), (8, 2730442), (11, 1985776), (13, 1680272), (16, 1365221), (22, 992888), (26, 840136), (44, 496444), (52, 420068), (88, 248222), (104, 210034), (143, 152752), (176, 124111), (208, 105017), (286, 76376), (572, 38188), (1144, 19094), (2288, 9547)]