20210765988

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{213491}}^1$

素因数の和:213542

約数の個数: 96

約数和(自身を含む): 57386649600

約数和(自身を除く): 37175883612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 343, 483, 588, 644, 686, 966, 1029, 1127, 1372, 1932, 2058, 2254, 3381, 4116, 4508, 6762, 7889, 13524, 15778, 23667, 31556, 47334, 94668, 213491, 426982, 640473, 853964, 1280946, 1494437, 2561892, 2988874, 4483311, 4910293, 5977748, 8966622, 9820586, 10461059, 14730879, 17933244, 19641172, 20922118, 29461758, 31383177, 34372051, 41844236, 58923516, 62766354, 68744102, 73227413, 103116153, 125532708, 137488204, 146454826, 206232306, 219682239, 240604357, 292909652, 412464612, 439364478, 481208714, 721813071, 878728956, 962417428, 1443626142, 1684230499, 2887252284, 3368460998, 5052691497, 6736921996, 10105382994, 20210765988]

約数ペア:

[(1, 20210765988), (2, 10105382994), (3, 6736921996), (4, 5052691497), (6, 3368460998), (7, 2887252284), (12, 1684230499), (14, 1443626142), (21, 962417428), (23, 878728956), (28, 721813071), (42, 481208714), (46, 439364478), (49, 412464612), (69, 292909652), (84, 240604357), (92, 219682239), (98, 206232306), (138, 146454826), (147, 137488204), (161, 125532708), (196, 103116153), (276, 73227413), (294, 68744102), (322, 62766354), (343, 58923516), (483, 41844236), (588, 34372051), (644, 31383177), (686, 29461758), (966, 20922118), (1029, 19641172), (1127, 17933244), (1372, 14730879), (1932, 10461059), (2058, 9820586), (2254, 8966622), (3381, 5977748), (4116, 4910293), (4508, 4483311), (6762, 2988874), (7889, 2561892), (13524, 1494437), (15778, 1280946), (23667, 853964), (31556, 640473), (47334, 426982), (94668, 213491)]