21177756

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25577}}^1$

素因数の和:25610

約数の個数: 36

約数和(自身を含む): 55862352

約数和(自身を除く): 34684596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25577, 51154, 76731, 102308, 153462, 230193, 306924, 460386, 588271, 920772, 1176542, 1764813, 2353084, 3529626, 5294439, 7059252, 10588878, 21177756]

約数ペア:

[(1, 21177756), (2, 10588878), (3, 7059252), (4, 5294439), (6, 3529626), (9, 2353084), (12, 1764813), (18, 1176542), (23, 920772), (36, 588271), (46, 460386), (69, 306924), (92, 230193), (138, 153462), (207, 102308), (276, 76731), (414, 51154), (828, 25577)]