20841051

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1087}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 35094528

約数和(自身を除く): 14253477

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 231, 249, 581, 913, 1087, 1743, 2739, 3261, 6391, 7609, 11957, 19173, 22827, 35871, 83699, 90221, 251097, 270663, 631547, 992431, 1894641, 2977293, 6947017, 20841051]

約数ペア:

[(1, 20841051), (3, 6947017), (7, 2977293), (11, 1894641), (21, 992431), (33, 631547), (77, 270663), (83, 251097), (231, 90221), (249, 83699), (581, 35871), (913, 22827), (1087, 19173), (1743, 11957), (2739, 7609), (3261, 6391)]