21167357883

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1118723}}^1$

素因数の和:1118803

約数の個数: 32

約数和(自身を含む): 34796791296

約数和(自身を除く): 13629433413

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 2703, 6307, 18921, 1118723, 3356169, 7831061, 19018291, 23493183, 57054873, 59292319, 133128037, 177876957, 399384111, 415046233, 1007969423, 1245138699, 3023908269, 7055785961, 21167357883]

約数ペア:

[(1, 21167357883), (3, 7055785961), (7, 3023908269), (17, 1245138699), (21, 1007969423), (51, 415046233), (53, 399384111), (119, 177876957), (159, 133128037), (357, 59292319), (371, 57054873), (901, 23493183), (1113, 19018291), (2703, 7831061), (6307, 3356169), (18921, 1118723)]