20161421196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{25889}}^1$

素因数の和:26103

約数の個数: 96

約数和(自身を含む): 54931537920

約数和(自身を除く): 34770116724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 127, 146, 219, 254, 292, 381, 438, 508, 511, 762, 876, 889, 1022, 1524, 1533, 1778, 2044, 2667, 3066, 3556, 5334, 6132, 9271, 10668, 18542, 25889, 27813, 37084, 51778, 55626, 64897, 77667, 103556, 111252, 129794, 155334, 181223, 194691, 259588, 310668, 362446, 389382, 543669, 724892, 778764, 1087338, 1889897, 2174676, 3287903, 3779794, 5669691, 6575806, 7559588, 9863709, 11339382, 13151612, 13229279, 19727418, 22678764, 23015321, 26458558, 39454836, 39687837, 46030642, 52917116, 69045963, 79375674, 92061284, 138091926, 158751348, 240016919, 276183852, 480033838, 720050757, 960067676, 1440101514, 1680118433, 2880203028, 3360236866, 5040355299, 6720473732, 10080710598, 20161421196]

約数ペア:

[(1, 20161421196), (2, 10080710598), (3, 6720473732), (4, 5040355299), (6, 3360236866), (7, 2880203028), (12, 1680118433), (14, 1440101514), (21, 960067676), (28, 720050757), (42, 480033838), (73, 276183852), (84, 240016919), (127, 158751348), (146, 138091926), (219, 92061284), (254, 79375674), (292, 69045963), (381, 52917116), (438, 46030642), (508, 39687837), (511, 39454836), (762, 26458558), (876, 23015321), (889, 22678764), (1022, 19727418), (1524, 13229279), (1533, 13151612), (1778, 11339382), (2044, 9863709), (2667, 7559588), (3066, 6575806), (3556, 5669691), (5334, 3779794), (6132, 3287903), (9271, 2174676), (10668, 1889897), (18542, 1087338), (25889, 778764), (27813, 724892), (37084, 543669), (51778, 389382), (55626, 362446), (64897, 310668), (77667, 259588), (103556, 194691), (111252, 181223), (129794, 155334)]