21809334

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 48911040

約数和(自身を除く): 27101706

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 73, 87, 101, 102, 146, 174, 202, 219, 303, 438, 493, 606, 986, 1241, 1479, 1717, 2117, 2482, 2929, 2958, 3434, 3723, 4234, 5151, 5858, 6351, 7373, 7446, 8787, 10302, 12702, 14746, 17574, 22119, 35989, 44238, 49793, 71978, 99586, 107967, 125341, 149379, 213817, 215934, 250682, 298758, 376023, 427634, 641451, 752046, 1282902, 3634889, 7269778, 10904667, 21809334]

約数ペア:

[(1, 21809334), (2, 10904667), (3, 7269778), (6, 3634889), (17, 1282902), (29, 752046), (34, 641451), (51, 427634), (58, 376023), (73, 298758), (87, 250682), (101, 215934), (102, 213817), (146, 149379), (174, 125341), (202, 107967), (219, 99586), (303, 71978), (438, 49793), (493, 44238), (606, 35989), (986, 22119), (1241, 17574), (1479, 14746), (1717, 12702), (2117, 10302), (2482, 8787), (2929, 7446), (2958, 7373), (3434, 6351), (3723, 5858), (4234, 5151)]