21187345872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{521137}}^1$

素因数の和:521177

約数の個数: 120

約数和(自身を含む): 68756863168

約数和(自身を除く): 47569517296

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 121, 132, 154, 168, 176, 231, 242, 264, 308, 336, 363, 462, 484, 528, 616, 726, 847, 924, 968, 1232, 1452, 1694, 1848, 1936, 2541, 2904, 3388, 3696, 5082, 5808, 6776, 10164, 13552, 20328, 40656, 521137, 1042274, 1563411, 2084548, 3126822, 3647959, 4169096, 5732507, 6253644, 7295918, 8338192, 10943877, 11465014, 12507288, 14591836, 17197521, 21887754, 22930028, 25014576, 29183672, 34395042, 40127549, 43775508, 45860056, 58367344, 63057577, 68790084, 80255098, 87551016, 91720112, 120382647, 126115154, 137580168, 160510196, 175102032, 189172731, 240765294, 252230308, 275160336, 321020392, 378345462, 441403039, 481530588, 504460616, 642040784, 756690924, 882806078, 963061176, 1008921232, 1324209117, 1513381848, 1765612156, 1926122352, 2648418234, 3026763696, 3531224312, 5296836468, 7062448624, 10593672936, 21187345872]

約数ペア:

[(1, 21187345872), (2, 10593672936), (3, 7062448624), (4, 5296836468), (6, 3531224312), (7, 3026763696), (8, 2648418234), (11, 1926122352), (12, 1765612156), (14, 1513381848), (16, 1324209117), (21, 1008921232), (22, 963061176), (24, 882806078), (28, 756690924), (33, 642040784), (42, 504460616), (44, 481530588), (48, 441403039), (56, 378345462), (66, 321020392), (77, 275160336), (84, 252230308), (88, 240765294), (112, 189172731), (121, 175102032), (132, 160510196), (154, 137580168), (168, 126115154), (176, 120382647), (231, 91720112), (242, 87551016), (264, 80255098), (308, 68790084), (336, 63057577), (363, 58367344), (462, 45860056), (484, 43775508), (528, 40127549), (616, 34395042), (726, 29183672), (847, 25014576), (924, 22930028), (968, 21887754), (1232, 17197521), (1452, 14591836), (1694, 12507288), (1848, 11465014), (1936, 10943877), (2541, 8338192), (2904, 7295918), (3388, 6253644), (3696, 5732507), (5082, 4169096), (5808, 3647959), (6776, 3126822), (10164, 2084548), (13552, 1563411), (20328, 1042274), (40656, 521137)]