21394688

素因数分解:

$2^8\times 7^1\times {\mathrm{11939}}^1$

素因数の和:11962

約数の個数: 36

約数和(自身を含む): 48810720

約数和(自身を除く): 27416032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11939, 23878, 47756, 83573, 95512, 167146, 191024, 334292, 382048, 668584, 764096, 1337168, 1528192, 2674336, 3056384, 5348672, 10697344, 21394688]

約数ペア:

[(1, 21394688), (2, 10697344), (4, 5348672), (7, 3056384), (8, 2674336), (14, 1528192), (16, 1337168), (28, 764096), (32, 668584), (56, 382048), (64, 334292), (112, 191024), (128, 167146), (224, 95512), (256, 83573), (448, 47756), (896, 23878), (1792, 11939)]