21943449

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 36232560

約数和(自身を除く): 14289111

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 419, 529, 759, 1257, 1587, 2277, 3771, 4609, 4761, 5819, 9637, 13827, 17457, 28911, 41481, 52371, 86733, 106007, 221651, 318021, 664953, 954063, 1994859, 2438161, 7314483, 21943449]

約数ペア:

[(1, 21943449), (3, 7314483), (9, 2438161), (11, 1994859), (23, 954063), (33, 664953), (69, 318021), (99, 221651), (207, 106007), (253, 86733), (419, 52371), (529, 41481), (759, 28911), (1257, 17457), (1587, 13827), (2277, 9637), (3771, 5819), (4609, 4761)]