21699051

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 33538344

約数和(自身を除く): 11839293

約数列:

[1, 3, 11, 23, 33, 69, 113, 121, 253, 339, 363, 529, 759, 1243, 1587, 2599, 2783, 3729, 5819, 7797, 8349, 13673, 17457, 28589, 41019, 59777, 64009, 85767, 179331, 192027, 314479, 657547, 943437, 1972641, 7233017, 21699051]

約数ペア:

[(1, 21699051), (3, 7233017), (11, 1972641), (23, 943437), (33, 657547), (69, 314479), (113, 192027), (121, 179331), (253, 85767), (339, 64009), (363, 59777), (529, 41019), (759, 28589), (1243, 17457), (1587, 13673), (2599, 8349), (2783, 7797), (3729, 5819)]