21650816

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{15377}}^1$

素因数の和:15402

約数の個数: 32

約数和(自身を含む): 47056680

約数和(自身を除く): 25405864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 15377, 30754, 61508, 123016, 169147, 246032, 338294, 492064, 676588, 984128, 1353176, 1968256, 2706352, 5412704, 10825408, 21650816]

約数ペア:

[(1, 21650816), (2, 10825408), (4, 5412704), (8, 2706352), (11, 1968256), (16, 1353176), (22, 984128), (32, 676588), (44, 492064), (64, 338294), (88, 246032), (128, 169147), (176, 123016), (352, 61508), (704, 30754), (1408, 15377)]