2021085957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 3094502400

約数和(自身を除く): 1073416443

約数列:

[1, 3, 11, 33, 43, 73, 109, 129, 179, 219, 327, 473, 537, 803, 1199, 1419, 1969, 2409, 3139, 3597, 4687, 5907, 7697, 7957, 9417, 13067, 14061, 19511, 23091, 23871, 34529, 39201, 51557, 58533, 84667, 87527, 103587, 143737, 154671, 214621, 254001, 262581, 342151, 431211, 561881, 643863, 838973, 1026453, 1424303, 1685643, 2516919, 3763661, 4272909, 6180691, 9228703, 11290983, 15667333, 18542073, 27686109, 47001999, 61245029, 183735087, 673695319, 2021085957]

約数ペア:

[(1, 2021085957), (3, 673695319), (11, 183735087), (33, 61245029), (43, 47001999), (73, 27686109), (109, 18542073), (129, 15667333), (179, 11290983), (219, 9228703), (327, 6180691), (473, 4272909), (537, 3763661), (803, 2516919), (1199, 1685643), (1419, 1424303), (1969, 1026453), (2409, 838973), (3139, 643863), (3597, 561881), (4687, 431211), (5907, 342151), (7697, 262581), (7957, 254001), (9417, 214621), (13067, 154671), (14061, 143737), (19511, 103587), (23091, 87527), (23871, 84667), (34529, 58533), (39201, 51557)]