21031766964

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{35923}}^1$

素因数の和:36091

約数の個数: 120

約数和(自身を含む): 59638150880

約数和(自身を除く): 38606383916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 139, 156, 162, 234, 278, 324, 351, 417, 468, 556, 702, 834, 1053, 1251, 1404, 1668, 1807, 2106, 2502, 3614, 3753, 4212, 5004, 5421, 7228, 7506, 10842, 11259, 15012, 16263, 21684, 22518, 32526, 35923, 45036, 48789, 65052, 71846, 97578, 107769, 143692, 146367, 195156, 215538, 292734, 323307, 431076, 466999, 585468, 646614, 933998, 969921, 1293228, 1400997, 1867996, 1939842, 2801994, 2909763, 3879684, 4202991, 4993297, 5603988, 5819526, 8405982, 9986594, 11639052, 12608973, 14979891, 16811964, 19973188, 25217946, 29959782, 37826919, 44939673, 50435892, 59919564, 64912861, 75653838, 89879346, 129825722, 134819019, 151307676, 179758692, 194738583, 259651444, 269638038, 389477166, 404457057, 539276076, 584215749, 778954332, 808914114, 1168431498, 1617828228, 1752647247, 2336862996, 3505294494, 5257941741, 7010588988, 10515883482, 21031766964]

約数ペア:

[(1, 21031766964), (2, 10515883482), (3, 7010588988), (4, 5257941741), (6, 3505294494), (9, 2336862996), (12, 1752647247), (13, 1617828228), (18, 1168431498), (26, 808914114), (27, 778954332), (36, 584215749), (39, 539276076), (52, 404457057), (54, 389477166), (78, 269638038), (81, 259651444), (108, 194738583), (117, 179758692), (139, 151307676), (156, 134819019), (162, 129825722), (234, 89879346), (278, 75653838), (324, 64912861), (351, 59919564), (417, 50435892), (468, 44939673), (556, 37826919), (702, 29959782), (834, 25217946), (1053, 19973188), (1251, 16811964), (1404, 14979891), (1668, 12608973), (1807, 11639052), (2106, 9986594), (2502, 8405982), (3614, 5819526), (3753, 5603988), (4212, 4993297), (5004, 4202991), (5421, 3879684), (7228, 2909763), (7506, 2801994), (10842, 1939842), (11259, 1867996), (15012, 1400997), (16263, 1293228), (21684, 969921), (22518, 933998), (32526, 646614), (35923, 585468), (45036, 466999), (48789, 431076), (65052, 323307), (71846, 292734), (97578, 215538), (107769, 195156), (143692, 146367)]