21838948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{953}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 40628952

約数和(自身を除く): 18790004

約数列:

[1, 2, 4, 17, 34, 68, 337, 674, 953, 1348, 1906, 3812, 5729, 11458, 16201, 22916, 32402, 64804, 321161, 642322, 1284644, 5459737, 10919474, 21838948]

約数ペア:

[(1, 21838948), (2, 10919474), (4, 5459737), (17, 1284644), (34, 642322), (68, 321161), (337, 64804), (674, 32402), (953, 22916), (1348, 16201), (1906, 11458), (3812, 5729)]