2149812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 6552000

約数和(自身を除く): 4402188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 449, 532, 684, 798, 898, 1197, 1347, 1596, 1796, 2394, 2694, 3143, 4041, 4788, 5388, 6286, 8082, 8531, 9429, 12572, 16164, 17062, 18858, 25593, 28287, 34124, 37716, 51186, 56574, 59717, 76779, 102372, 113148, 119434, 153558, 179151, 238868, 307116, 358302, 537453, 716604, 1074906, 2149812]

約数ペア:

[(1, 2149812), (2, 1074906), (3, 716604), (4, 537453), (6, 358302), (7, 307116), (9, 238868), (12, 179151), (14, 153558), (18, 119434), (19, 113148), (21, 102372), (28, 76779), (36, 59717), (38, 56574), (42, 51186), (57, 37716), (63, 34124), (76, 28287), (84, 25593), (114, 18858), (126, 17062), (133, 16164), (171, 12572), (228, 9429), (252, 8531), (266, 8082), (342, 6286), (399, 5388), (449, 4788), (532, 4041), (684, 3143), (798, 2694), (898, 2394), (1197, 1796), (1347, 1596)]