21000814912

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{224291}}^1$

素因数の和:224340

約数の個数: 112

約数和(自身を含む): 54691361280

約数和(自身を除く): 33690546368

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 133, 152, 154, 176, 209, 224, 266, 304, 308, 352, 418, 448, 532, 608, 616, 704, 836, 1064, 1216, 1232, 1463, 1672, 2128, 2464, 2926, 3344, 4256, 4928, 5852, 6688, 8512, 11704, 13376, 23408, 46816, 93632, 224291, 448582, 897164, 1570037, 1794328, 2467201, 3140074, 3588656, 4261529, 4934402, 6280148, 7177312, 8523058, 9868804, 12560296, 14354624, 17046116, 17270407, 19737608, 25120592, 29830703, 34092232, 34540814, 39475216, 46876819, 50241184, 59661406, 68184464, 69081628, 78950432, 93753638, 100482368, 119322812, 136368928, 138163256, 157900864, 187507276, 238645624, 272737856, 276326512, 328137733, 375014552, 477291248, 552653024, 656275466, 750029104, 954582496, 1105306048, 1312550932, 1500058208, 1909164992, 2625101864, 3000116416, 5250203728, 10500407456, 21000814912]

約数ペア:

[(1, 21000814912), (2, 10500407456), (4, 5250203728), (7, 3000116416), (8, 2625101864), (11, 1909164992), (14, 1500058208), (16, 1312550932), (19, 1105306048), (22, 954582496), (28, 750029104), (32, 656275466), (38, 552653024), (44, 477291248), (56, 375014552), (64, 328137733), (76, 276326512), (77, 272737856), (88, 238645624), (112, 187507276), (133, 157900864), (152, 138163256), (154, 136368928), (176, 119322812), (209, 100482368), (224, 93753638), (266, 78950432), (304, 69081628), (308, 68184464), (352, 59661406), (418, 50241184), (448, 46876819), (532, 39475216), (608, 34540814), (616, 34092232), (704, 29830703), (836, 25120592), (1064, 19737608), (1216, 17270407), (1232, 17046116), (1463, 14354624), (1672, 12560296), (2128, 9868804), (2464, 8523058), (2926, 7177312), (3344, 6280148), (4256, 4934402), (4928, 4261529), (5852, 3588656), (6688, 3140074), (8512, 2467201), (11704, 1794328), (13376, 1570037), (23408, 897164), (46816, 448582), (93632, 224291)]