21106644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7121}}^1$

素因数の和:7160

約数の個数: 48

約数和(自身を含む): 55836480

約数和(自身を除く): 34729836

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7121, 14242, 21363, 28484, 42726, 85452, 92573, 135299, 185146, 270598, 277719, 370292, 405897, 541196, 555438, 811794, 1110876, 1623588, 1758887, 3517774, 5276661, 7035548, 10553322, 21106644]

約数ペア:

[(1, 21106644), (2, 10553322), (3, 7035548), (4, 5276661), (6, 3517774), (12, 1758887), (13, 1623588), (19, 1110876), (26, 811794), (38, 555438), (39, 541196), (52, 405897), (57, 370292), (76, 277719), (78, 270598), (114, 185146), (156, 135299), (228, 92573), (247, 85452), (494, 42726), (741, 28484), (988, 21363), (1482, 14242), (2964, 7121)]