16851933

素因数分解:

$3^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 29203200

約数和(自身を除く): 12351267

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 103, 147, 159, 309, 343, 371, 441, 477, 721, 927, 1029, 1113, 2163, 2597, 3087, 3339, 5047, 5459, 6489, 7791, 15141, 16377, 18179, 23373, 35329, 38213, 45423, 49131, 54537, 105987, 114639, 163611, 267491, 317961, 343917, 802473, 1872437, 2407419, 5617311, 16851933]

約数ペア:

[(1, 16851933), (3, 5617311), (7, 2407419), (9, 1872437), (21, 802473), (49, 343917), (53, 317961), (63, 267491), (103, 163611), (147, 114639), (159, 105987), (309, 54537), (343, 49131), (371, 45423), (441, 38213), (477, 35329), (721, 23373), (927, 18179), (1029, 16377), (1113, 15141), (2163, 7791), (2597, 6489), (3087, 5459), (3339, 5047)]