2021004824

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{857}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 4037679360

約数和(自身を除く): 2016674536

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 257, 296, 514, 857, 1028, 1147, 1714, 2056, 2294, 3428, 4588, 6856, 7967, 9176, 9509, 15934, 19018, 26567, 31709, 31868, 38036, 53134, 63418, 63736, 76072, 106268, 126836, 212536, 220249, 253672, 294779, 440498, 589558, 880996, 982979, 1179116, 1761992, 1965958, 2358232, 3931916, 6827719, 7863832, 8149213, 13655438, 16298426, 27310876, 32596852, 54621752, 65193704, 252625603, 505251206, 1010502412, 2021004824]

約数ペア:

[(1, 2021004824), (2, 1010502412), (4, 505251206), (8, 252625603), (31, 65193704), (37, 54621752), (62, 32596852), (74, 27310876), (124, 16298426), (148, 13655438), (248, 8149213), (257, 7863832), (296, 6827719), (514, 3931916), (857, 2358232), (1028, 1965958), (1147, 1761992), (1714, 1179116), (2056, 982979), (2294, 880996), (3428, 589558), (4588, 440498), (6856, 294779), (7967, 253672), (9176, 220249), (9509, 212536), (15934, 126836), (19018, 106268), (26567, 76072), (31709, 63736), (31868, 63418), (38036, 53134)]