21368156953

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{18049}}^1$

素因数の和:18577

約数の個数: 32

約数和(自身を含む): 26636601600

約数和(自身を除く): 5268444647

約数列:

[1, 11, 13, 17, 143, 187, 221, 487, 2431, 5357, 6331, 8279, 18049, 69641, 91069, 107627, 198539, 234637, 306833, 1183897, 2581007, 3375163, 3988829, 8789863, 43877119, 96688493, 114268219, 149427671, 1256950409, 1643704381, 1942559723, 21368156953]

約数ペア:

[(1, 21368156953), (11, 1942559723), (13, 1643704381), (17, 1256950409), (143, 149427671), (187, 114268219), (221, 96688493), (487, 43877119), (2431, 8789863), (5357, 3988829), (6331, 3375163), (8279, 2581007), (18049, 1183897), (69641, 306833), (91069, 234637), (107627, 198539)]