21628954

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1102

約数の個数: 24

約数和(自身を含む): 35455860

約数和(自身を除く): 13826906

約数列:

[1, 2, 19, 29, 38, 58, 361, 551, 722, 1033, 1102, 2066, 10469, 19627, 20938, 29957, 39254, 59914, 372913, 569183, 745826, 1138366, 10814477, 21628954]

約数ペア:

[(1, 21628954), (2, 10814477), (19, 1138366), (29, 745826), (38, 569183), (58, 372913), (361, 59914), (551, 39254), (722, 29957), (1033, 20938), (1102, 19627), (2066, 10469)]