84021381

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{11923}}^1$

素因数の和:11967

約数の個数: 24

約数和(自身を含む): 130210080

約数和(自身を除く): 46188699

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 11923, 35769, 107307, 321921, 345767, 965763, 1037301, 2897289, 3111903, 9335709, 28007127, 84021381]

約数ペア:

[(1, 84021381), (3, 28007127), (9, 9335709), (27, 3111903), (29, 2897289), (81, 1037301), (87, 965763), (243, 345767), (261, 321921), (783, 107307), (2349, 35769), (7047, 11923)]