21561036224

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{284777}}^1$

素因数の和:284822

約数の個数: 84

約数和(自身を含む): 52948203984

約数和(自身を除く): 31387167760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 448, 676, 728, 832, 1183, 1352, 1456, 2366, 2704, 2912, 4732, 5408, 5824, 9464, 10816, 18928, 37856, 75712, 284777, 569554, 1139108, 1993439, 2278216, 3702101, 3986878, 4556432, 7404202, 7973756, 9112864, 14808404, 15947512, 18225728, 25914707, 29616808, 31895024, 48127313, 51829414, 59233616, 63790048, 96254626, 103658828, 118467232, 127580096, 192509252, 207317656, 236934464, 336891191, 385018504, 414635312, 673782382, 770037008, 829270624, 1347564764, 1540074016, 1658541248, 2695129528, 3080148032, 5390259056, 10780518112, 21561036224]

約数ペア:

[(1, 21561036224), (2, 10780518112), (4, 5390259056), (7, 3080148032), (8, 2695129528), (13, 1658541248), (14, 1540074016), (16, 1347564764), (26, 829270624), (28, 770037008), (32, 673782382), (52, 414635312), (56, 385018504), (64, 336891191), (91, 236934464), (104, 207317656), (112, 192509252), (169, 127580096), (182, 118467232), (208, 103658828), (224, 96254626), (338, 63790048), (364, 59233616), (416, 51829414), (448, 48127313), (676, 31895024), (728, 29616808), (832, 25914707), (1183, 18225728), (1352, 15947512), (1456, 14808404), (2366, 9112864), (2704, 7973756), (2912, 7404202), (4732, 4556432), (5408, 3986878), (5824, 3702101), (9464, 2278216), (10816, 1993439), (18928, 1139108), (37856, 569554), (75712, 284777)]