21086442

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 49762440

約数和(自身を除く): 28675998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 97, 117, 194, 234, 291, 582, 873, 929, 1261, 1746, 1858, 2522, 2787, 3783, 5574, 7566, 8361, 11349, 12077, 16722, 22698, 24154, 36231, 72462, 90113, 108693, 180226, 217386, 270339, 540678, 811017, 1171469, 1622034, 2342938, 3514407, 7028814, 10543221, 21086442]

約数ペア:

[(1, 21086442), (2, 10543221), (3, 7028814), (6, 3514407), (9, 2342938), (13, 1622034), (18, 1171469), (26, 811017), (39, 540678), (78, 270339), (97, 217386), (117, 180226), (194, 108693), (234, 90113), (291, 72462), (582, 36231), (873, 24154), (929, 22698), (1261, 16722), (1746, 12077), (1858, 11349), (2522, 8361), (2787, 7566), (3783, 5574)]