2021831287

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 2551046400

約数和(自身を除く): 529215113

約数列:

[1, 7, 19, 49, 71, 73, 133, 419, 497, 511, 931, 1349, 1387, 2933, 3479, 3577, 5183, 7961, 9443, 9709, 20531, 29749, 30587, 36281, 55727, 66101, 67963, 98477, 208243, 214109, 253967, 390089, 565231, 581153, 689339, 1457701, 1498763, 2171677, 3956617, 4068071, 4825373, 15201739, 27696319, 28476497, 41261863, 106412173, 288833041, 2021831287]

約数ペア:

[(1, 2021831287), (7, 288833041), (19, 106412173), (49, 41261863), (71, 28476497), (73, 27696319), (133, 15201739), (419, 4825373), (497, 4068071), (511, 3956617), (931, 2171677), (1349, 1498763), (1387, 1457701), (2933, 689339), (3479, 581153), (3577, 565231), (5183, 390089), (7961, 253967), (9443, 214109), (9709, 208243), (20531, 98477), (29749, 67963), (30587, 66101), (36281, 55727)]