20211005976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1\times {\mathrm{1597}}^1$

素因数の和:2745

約数の個数: 128

約数和(自身を含む): 58650946560

約数和(自身を除く): 38439940584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1061, 1491, 1597, 1704, 1988, 2122, 2982, 3183, 3194, 3976, 4244, 4791, 5964, 6366, 6388, 7427, 8488, 9582, 11179, 11928, 12732, 12776, 14854, 19164, 22281, 22358, 25464, 29708, 33537, 38328, 44562, 44716, 59416, 67074, 75331, 89124, 89432, 113387, 134148, 150662, 178248, 225993, 226774, 268296, 301324, 340161, 451986, 453548, 527317, 602648, 680322, 793709, 903972, 907096, 1054634, 1360644, 1581951, 1587418, 1694417, 1807944, 2109268, 2381127, 2721288, 3163902, 3174836, 3388834, 4218536, 4762254, 5083251, 6327804, 6349672, 6777668, 9524508, 10166502, 11860919, 12655608, 13555336, 19049016, 20333004, 23721838, 35582757, 40666008, 47443676, 71165514, 94887352, 120303607, 142331028, 240607214, 284662056, 360910821, 481214428, 721821642, 842125249, 962428856, 1443643284, 1684250498, 2526375747, 2887286568, 3368500996, 5052751494, 6737001992, 10105502988, 20211005976]

約数ペア:

[(1, 20211005976), (2, 10105502988), (3, 6737001992), (4, 5052751494), (6, 3368500996), (7, 2887286568), (8, 2526375747), (12, 1684250498), (14, 1443643284), (21, 962428856), (24, 842125249), (28, 721821642), (42, 481214428), (56, 360910821), (71, 284662056), (84, 240607214), (142, 142331028), (168, 120303607), (213, 94887352), (284, 71165514), (426, 47443676), (497, 40666008), (568, 35582757), (852, 23721838), (994, 20333004), (1061, 19049016), (1491, 13555336), (1597, 12655608), (1704, 11860919), (1988, 10166502), (2122, 9524508), (2982, 6777668), (3183, 6349672), (3194, 6327804), (3976, 5083251), (4244, 4762254), (4791, 4218536), (5964, 3388834), (6366, 3174836), (6388, 3163902), (7427, 2721288), (8488, 2381127), (9582, 2109268), (11179, 1807944), (11928, 1694417), (12732, 1587418), (12776, 1581951), (14854, 1360644), (19164, 1054634), (22281, 907096), (22358, 903972), (25464, 793709), (29708, 680322), (33537, 602648), (38328, 527317), (44562, 453548), (44716, 451986), (59416, 340161), (67074, 301324), (75331, 268296), (89124, 226774), (89432, 225993), (113387, 178248), (134148, 150662)]