21680178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14629}}^1$

素因数の和:14666

約数の個数: 32

約数和(自身を含む): 49156800

約数和(自身を除く): 27476622

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 14629, 29258, 43887, 87774, 190177, 277951, 380354, 555902, 570531, 833853, 1141062, 1667706, 3613363, 7226726, 10840089, 21680178]

約数ペア:

[(1, 21680178), (2, 10840089), (3, 7226726), (6, 3613363), (13, 1667706), (19, 1141062), (26, 833853), (38, 570531), (39, 555902), (57, 380354), (78, 277951), (114, 190177), (247, 87774), (494, 43887), (741, 29258), (1482, 14629)]