21056512

素因数分解:

$2^{10}\times {\mathrm{20563}}^1$

素因数の和:20583

約数の個数: 22

約数和(自身を含む): 42094508

約数和(自身を除く): 21037996

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20563, 41126, 82252, 164504, 329008, 658016, 1316032, 2632064, 5264128, 10528256, 21056512]

約数ペア:

[(1, 21056512), (2, 10528256), (4, 5264128), (8, 2632064), (16, 1316032), (32, 658016), (64, 329008), (128, 164504), (256, 82252), (512, 41126), (1024, 20563)]