21788384

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16607}}^1$

素因数の和:16658

約数の個数: 24

約数和(自身を含む): 43944768

約数和(自身を除く): 22156384

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16607, 33214, 66428, 132856, 265712, 531424, 680887, 1361774, 2723548, 5447096, 10894192, 21788384]

約数ペア:

[(1, 21788384), (2, 10894192), (4, 5447096), (8, 2723548), (16, 1361774), (32, 680887), (41, 531424), (82, 265712), (164, 132856), (328, 66428), (656, 33214), (1312, 16607)]