21857536

素因数分解:

$2^8\times {\mathrm{85381}}^1$

素因数の和:85397

約数の個数: 18

約数和(自身を含む): 43630202

約数和(自身を除く): 21772666

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 85381, 170762, 341524, 683048, 1366096, 2732192, 5464384, 10928768, 21857536]

約数ペア:

[(1, 21857536), (2, 10928768), (4, 5464384), (8, 2732192), (16, 1366096), (32, 683048), (64, 341524), (128, 170762), (256, 85381)]