21731072

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7717}}^1$

素因数の和:7744

約数の個数: 36

約数和(自身を含む): 47326776

約数和(自身を除く): 25595704

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7717, 15434, 30868, 61736, 84887, 123472, 169774, 246944, 339548, 493888, 679096, 987776, 1358192, 1975552, 2716384, 5432768, 10865536, 21731072]

約数ペア:

[(1, 21731072), (2, 10865536), (4, 5432768), (8, 2716384), (11, 1975552), (16, 1358192), (22, 987776), (32, 679096), (44, 493888), (64, 339548), (88, 246944), (128, 169774), (176, 123472), (256, 84887), (352, 61736), (704, 30868), (1408, 15434), (2816, 7717)]