21743073

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1061}}^1$

素因数の和:1107

約数の個数: 40

約数和(自身を含む): 37008576

約数和(自身を除く): 15265503

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 621, 759, 891, 1061, 1863, 2277, 3183, 6831, 9549, 11671, 20493, 24403, 28647, 35013, 73209, 85941, 105039, 219627, 268433, 315117, 658881, 805299, 945351, 1976643, 2415897, 7247691, 21743073]

約数ペア:

[(1, 21743073), (3, 7247691), (9, 2415897), (11, 1976643), (23, 945351), (27, 805299), (33, 658881), (69, 315117), (81, 268433), (99, 219627), (207, 105039), (253, 85941), (297, 73209), (621, 35013), (759, 28647), (891, 24403), (1061, 20493), (1863, 11671), (2277, 9549), (3183, 6831)]