2021737599

素因数分解:

$3^2\times 7^2\times {\mathrm{1217}}^1\times {\mathrm{3767}}^1$

素因数の和:5004

約数の個数: 36

約数和(自身を含む): 3400763184

約数和(自身を除く): 1379025585

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1217, 3651, 3767, 8519, 10953, 11301, 25557, 26369, 33903, 59633, 76671, 79107, 178899, 184583, 237321, 536697, 553749, 1661247, 4584439, 13753317, 32091073, 41259951, 96273219, 224637511, 288819657, 673912533, 2021737599]

約数ペア:

[(1, 2021737599), (3, 673912533), (7, 288819657), (9, 224637511), (21, 96273219), (49, 41259951), (63, 32091073), (147, 13753317), (441, 4584439), (1217, 1661247), (3651, 553749), (3767, 536697), (8519, 237321), (10953, 184583), (11301, 178899), (25557, 79107), (26369, 76671), (33903, 59633)]