2021855356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{9739}}^1$

素因数の和:9874

約数の個数: 48

約数和(自身を含む): 3887896320

約数和(自身を除く): 1866040964

約数列:

[1, 2, 4, 17, 34, 43, 68, 71, 86, 142, 172, 284, 731, 1207, 1462, 2414, 2924, 3053, 4828, 6106, 9739, 12212, 19478, 38956, 51901, 103802, 165563, 207604, 331126, 418777, 662252, 691469, 837554, 1382938, 1675108, 2765876, 7119209, 11754973, 14238418, 23509946, 28476836, 29733167, 47019892, 59466334, 118932668, 505463839, 1010927678, 2021855356]

約数ペア:

[(1, 2021855356), (2, 1010927678), (4, 505463839), (17, 118932668), (34, 59466334), (43, 47019892), (68, 29733167), (71, 28476836), (86, 23509946), (142, 14238418), (172, 11754973), (284, 7119209), (731, 2765876), (1207, 1675108), (1462, 1382938), (2414, 837554), (2924, 691469), (3053, 662252), (4828, 418777), (6106, 331126), (9739, 207604), (12212, 165563), (19478, 103802), (38956, 51901)]