21719956

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1657}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 39692520

約数和(自身を除く): 17972564

約数列:

[1, 2, 4, 29, 58, 113, 116, 226, 452, 1657, 3277, 3314, 6554, 6628, 13108, 48053, 96106, 187241, 192212, 374482, 748964, 5429989, 10859978, 21719956]

約数ペア:

[(1, 21719956), (2, 10859978), (4, 5429989), (29, 748964), (58, 374482), (113, 192212), (116, 187241), (226, 96106), (452, 48053), (1657, 13108), (3277, 6628), (3314, 6554)]