21743365721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 31203532800

約数和(自身を除く): 9460167079

約数列:

[1, 7, 11, 17, 23, 37, 77, 119, 131, 149, 161, 187, 253, 259, 391, 407, 629, 851, 917, 1043, 1309, 1441, 1639, 1771, 2227, 2533, 2737, 2849, 3013, 3427, 4301, 4403, 4847, 5513, 5957, 6919, 9361, 10087, 11473, 14467, 15589, 17731, 19519, 21091, 23989, 24497, 27863, 30107, 33143, 33929, 37697, 38591, 48433, 51221, 53317, 58259, 60643, 65527, 82399, 93721, 101269, 111481, 126799, 136633, 159137, 171479, 195041, 214709, 232001, 263879, 331823, 358547, 373219, 407813, 424501, 448937, 563431, 576793, 640849, 656047, 722203, 780367, 887593, 906389, 1030931, 1113959, 1226291, 1394789, 1502963, 1895177, 2155583, 2322761, 3142559, 3650053, 3944017, 4485943, 4938307, 5055421, 6344723, 7216517, 7631929, 7944233, 8584037, 9763523, 12277451, 13266239, 15089081, 16610669, 20846947, 23711413, 25550371, 34568149, 53423503, 55609631, 83951219, 85942157, 116274683, 135051961, 145928629, 165979891, 182717359, 282381373, 587658533, 945363727, 1279021513, 1976669611, 3106195103, 21743365721]

約数ペア:

[(1, 21743365721), (7, 3106195103), (11, 1976669611), (17, 1279021513), (23, 945363727), (37, 587658533), (77, 282381373), (119, 182717359), (131, 165979891), (149, 145928629), (161, 135051961), (187, 116274683), (253, 85942157), (259, 83951219), (391, 55609631), (407, 53423503), (629, 34568149), (851, 25550371), (917, 23711413), (1043, 20846947), (1309, 16610669), (1441, 15089081), (1639, 13266239), (1771, 12277451), (2227, 9763523), (2533, 8584037), (2737, 7944233), (2849, 7631929), (3013, 7216517), (3427, 6344723), (4301, 5055421), (4403, 4938307), (4847, 4485943), (5513, 3944017), (5957, 3650053), (6919, 3142559), (9361, 2322761), (10087, 2155583), (11473, 1895177), (14467, 1502963), (15589, 1394789), (17731, 1226291), (19519, 1113959), (21091, 1030931), (23989, 906389), (24497, 887593), (27863, 780367), (30107, 722203), (33143, 656047), (33929, 640849), (37697, 576793), (38591, 563431), (48433, 448937), (51221, 424501), (53317, 407813), (58259, 373219), (60643, 358547), (65527, 331823), (82399, 263879), (93721, 232001), (101269, 214709), (111481, 195041), (126799, 171479), (136633, 159137)]