21114016

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 56306880

約数和(自身を除く): 35192864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 41, 44, 56, 76, 77, 82, 88, 112, 121, 133, 152, 154, 164, 176, 209, 224, 242, 266, 287, 304, 308, 328, 352, 418, 451, 484, 532, 574, 608, 616, 656, 779, 836, 847, 902, 968, 1064, 1148, 1232, 1312, 1463, 1558, 1672, 1694, 1804, 1936, 2128, 2296, 2299, 2464, 2926, 3116, 3157, 3344, 3388, 3608, 3872, 4256, 4592, 4598, 4961, 5453, 5852, 6232, 6314, 6688, 6776, 7216, 8569, 9184, 9196, 9922, 10906, 11704, 12464, 12628, 13552, 14432, 16093, 17138, 18392, 19844, 21812, 23408, 24928, 25256, 27104, 32186, 34276, 34727, 36784, 39688, 43624, 46816, 50512, 59983, 64372, 68552, 69454, 73568, 79376, 87248, 94259, 101024, 119966, 128744, 137104, 138908, 158752, 174496, 188518, 239932, 257488, 274208, 277816, 377036, 479864, 514976, 555632, 659813, 754072, 959728, 1111264, 1319626, 1508144, 1919456, 2639252, 3016288, 5278504, 10557008, 21114016]

約数ペア:

[(1, 21114016), (2, 10557008), (4, 5278504), (7, 3016288), (8, 2639252), (11, 1919456), (14, 1508144), (16, 1319626), (19, 1111264), (22, 959728), (28, 754072), (32, 659813), (38, 555632), (41, 514976), (44, 479864), (56, 377036), (76, 277816), (77, 274208), (82, 257488), (88, 239932), (112, 188518), (121, 174496), (133, 158752), (152, 138908), (154, 137104), (164, 128744), (176, 119966), (209, 101024), (224, 94259), (242, 87248), (266, 79376), (287, 73568), (304, 69454), (308, 68552), (328, 64372), (352, 59983), (418, 50512), (451, 46816), (484, 43624), (532, 39688), (574, 36784), (608, 34727), (616, 34276), (656, 32186), (779, 27104), (836, 25256), (847, 24928), (902, 23408), (968, 21812), (1064, 19844), (1148, 18392), (1232, 17138), (1312, 16093), (1463, 14432), (1558, 13552), (1672, 12628), (1694, 12464), (1804, 11704), (1936, 10906), (2128, 9922), (2296, 9196), (2299, 9184), (2464, 8569), (2926, 7216), (3116, 6776), (3157, 6688), (3344, 6314), (3388, 6232), (3608, 5852), (3872, 5453), (4256, 4961), (4592, 4598)]