21898697856

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{20521}}^1$

素因数の和:20942

約数の個数: 128

約数和(自身を含む): 66648888960

約数和(自身を除く): 44750191104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 397, 448, 672, 794, 896, 1191, 1344, 1588, 2382, 2688, 2779, 3176, 4764, 5558, 6352, 8337, 9528, 11116, 12704, 16674, 19056, 20521, 22232, 25408, 33348, 38112, 41042, 44464, 50816, 61563, 66696, 76224, 82084, 88928, 123126, 133392, 143647, 152448, 164168, 177856, 246252, 266784, 287294, 328336, 355712, 430941, 492504, 533568, 574588, 656672, 861882, 985008, 1067136, 1149176, 1313344, 1723764, 1970016, 2298352, 2626688, 3447528, 3940032, 4596704, 6895056, 7880064, 8146837, 9193408, 13790112, 16293674, 18386816, 24440511, 27580224, 32587348, 48881022, 55160448, 57027859, 65174696, 97762044, 114055718, 130349392, 171083577, 195524088, 228111436, 260698784, 342167154, 391048176, 456222872, 521397568, 684334308, 782096352, 912445744, 1042795136, 1368668616, 1564192704, 1824891488, 2737337232, 3128385408, 3649782976, 5474674464, 7299565952, 10949348928, 21898697856]

約数ペア:

[(1, 21898697856), (2, 10949348928), (3, 7299565952), (4, 5474674464), (6, 3649782976), (7, 3128385408), (8, 2737337232), (12, 1824891488), (14, 1564192704), (16, 1368668616), (21, 1042795136), (24, 912445744), (28, 782096352), (32, 684334308), (42, 521397568), (48, 456222872), (56, 391048176), (64, 342167154), (84, 260698784), (96, 228111436), (112, 195524088), (128, 171083577), (168, 130349392), (192, 114055718), (224, 97762044), (336, 65174696), (384, 57027859), (397, 55160448), (448, 48881022), (672, 32587348), (794, 27580224), (896, 24440511), (1191, 18386816), (1344, 16293674), (1588, 13790112), (2382, 9193408), (2688, 8146837), (2779, 7880064), (3176, 6895056), (4764, 4596704), (5558, 3940032), (6352, 3447528), (8337, 2626688), (9528, 2298352), (11116, 1970016), (12704, 1723764), (16674, 1313344), (19056, 1149176), (20521, 1067136), (22232, 985008), (25408, 861882), (33348, 656672), (38112, 574588), (41042, 533568), (44464, 492504), (50816, 430941), (61563, 355712), (66696, 328336), (76224, 287294), (82084, 266784), (88928, 246252), (123126, 177856), (133392, 164168), (143647, 152448)]