21847464

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 40396536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 59, 72, 74, 111, 118, 139, 148, 177, 222, 236, 278, 296, 333, 354, 417, 444, 472, 531, 556, 666, 708, 834, 888, 1062, 1112, 1251, 1332, 1416, 1668, 2124, 2183, 2502, 2664, 3336, 4248, 4366, 5004, 5143, 6549, 8201, 8732, 10008, 10286, 13098, 15429, 16402, 17464, 19647, 20572, 24603, 26196, 30858, 32804, 39294, 41144, 46287, 49206, 52392, 61716, 65608, 73809, 78588, 92574, 98412, 123432, 147618, 157176, 185148, 196824, 295236, 303437, 370296, 590472, 606874, 910311, 1213748, 1820622, 2427496, 2730933, 3641244, 5461866, 7282488, 10923732, 21847464]

約数ペア:

[(1, 21847464), (2, 10923732), (3, 7282488), (4, 5461866), (6, 3641244), (8, 2730933), (9, 2427496), (12, 1820622), (18, 1213748), (24, 910311), (36, 606874), (37, 590472), (59, 370296), (72, 303437), (74, 295236), (111, 196824), (118, 185148), (139, 157176), (148, 147618), (177, 123432), (222, 98412), (236, 92574), (278, 78588), (296, 73809), (333, 65608), (354, 61716), (417, 52392), (444, 49206), (472, 46287), (531, 41144), (556, 39294), (666, 32804), (708, 30858), (834, 26196), (888, 24603), (1062, 20572), (1112, 19647), (1251, 17464), (1332, 16402), (1416, 15429), (1668, 13098), (2124, 10286), (2183, 10008), (2502, 8732), (2664, 8201), (3336, 6549), (4248, 5143), (4366, 5004)]