21095556309

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{2243}}^1\times {\mathrm{61471}}^1$

素因数の和:63737

約数の個数: 24

約数和(自身を含む): 32278701312

約数和(自身を除く): 11183145003

約数列:

[1, 3, 9, 17, 51, 153, 2243, 6729, 20187, 38131, 61471, 114393, 184413, 343179, 553239, 1045007, 3135021, 9405063, 137879453, 413638359, 1240915077, 2343950701, 7031852103, 21095556309]

約数ペア:

[(1, 21095556309), (3, 7031852103), (9, 2343950701), (17, 1240915077), (51, 413638359), (153, 137879453), (2243, 9405063), (6729, 3135021), (20187, 1045007), (38131, 553239), (61471, 343179), (114393, 184413)]