21441562828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1\times {\mathrm{277}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 44387481600

約数和(自身を除く): 22945918772

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 239, 269, 277, 301, 478, 538, 554, 602, 956, 1076, 1108, 1204, 1673, 1883, 1939, 3346, 3766, 3878, 6692, 7532, 7756, 10277, 11567, 11911, 20554, 23134, 23822, 41108, 46268, 47644, 64291, 66203, 71939, 74513, 80969, 83377, 128582, 132406, 143878, 149026, 161938, 166754, 257164, 264812, 287756, 298052, 323876, 333508, 450037, 463421, 521591, 900074, 926842, 1043182, 1800148, 1853684, 2086364, 2764513, 2846729, 3204059, 5529026, 5693458, 6408118, 11058052, 11386916, 12816236, 17808607, 19351591, 19927103, 22428413, 35617214, 38703182, 39854206, 44856826, 71234428, 77406364, 79708412, 89713652, 124660249, 249320498, 498640996, 765770101, 1531540202, 3063080404, 5360390707, 10720781414, 21441562828]

約数ペア:

[(1, 21441562828), (2, 10720781414), (4, 5360390707), (7, 3063080404), (14, 1531540202), (28, 765770101), (43, 498640996), (86, 249320498), (172, 124660249), (239, 89713652), (269, 79708412), (277, 77406364), (301, 71234428), (478, 44856826), (538, 39854206), (554, 38703182), (602, 35617214), (956, 22428413), (1076, 19927103), (1108, 19351591), (1204, 17808607), (1673, 12816236), (1883, 11386916), (1939, 11058052), (3346, 6408118), (3766, 5693458), (3878, 5529026), (6692, 3204059), (7532, 2846729), (7756, 2764513), (10277, 2086364), (11567, 1853684), (11911, 1800148), (20554, 1043182), (23134, 926842), (23822, 900074), (41108, 521591), (46268, 463421), (47644, 450037), (64291, 333508), (66203, 323876), (71939, 298052), (74513, 287756), (80969, 264812), (83377, 257164), (128582, 166754), (132406, 161938), (143878, 149026)]