20211444

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 59276448

約数和(自身を除く): 39065004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 53, 54, 66, 81, 99, 106, 107, 108, 132, 159, 162, 198, 212, 214, 297, 318, 321, 324, 396, 428, 477, 583, 594, 636, 642, 891, 954, 963, 1166, 1177, 1188, 1284, 1431, 1749, 1782, 1908, 1926, 2332, 2354, 2862, 2889, 3498, 3531, 3564, 3852, 4293, 4708, 5247, 5671, 5724, 5778, 6996, 7062, 8586, 8667, 10494, 10593, 11342, 11556, 14124, 15741, 17013, 17172, 17334, 20988, 21186, 22684, 31482, 31779, 34026, 34668, 42372, 47223, 51039, 62381, 62964, 63558, 68052, 94446, 95337, 102078, 124762, 127116, 153117, 187143, 188892, 190674, 204156, 249524, 306234, 374286, 381348, 459351, 561429, 612468, 748572, 918702, 1122858, 1684287, 1837404, 2245716, 3368574, 5052861, 6737148, 10105722, 20211444]

約数ペア:

[(1, 20211444), (2, 10105722), (3, 6737148), (4, 5052861), (6, 3368574), (9, 2245716), (11, 1837404), (12, 1684287), (18, 1122858), (22, 918702), (27, 748572), (33, 612468), (36, 561429), (44, 459351), (53, 381348), (54, 374286), (66, 306234), (81, 249524), (99, 204156), (106, 190674), (107, 188892), (108, 187143), (132, 153117), (159, 127116), (162, 124762), (198, 102078), (212, 95337), (214, 94446), (297, 68052), (318, 63558), (321, 62964), (324, 62381), (396, 51039), (428, 47223), (477, 42372), (583, 34668), (594, 34026), (636, 31779), (642, 31482), (891, 22684), (954, 21186), (963, 20988), (1166, 17334), (1177, 17172), (1188, 17013), (1284, 15741), (1431, 14124), (1749, 11556), (1782, 11342), (1908, 10593), (1926, 10494), (2332, 8667), (2354, 8586), (2862, 7062), (2889, 6996), (3498, 5778), (3531, 5724), (3564, 5671), (3852, 5247), (4293, 4708)]