21717632

素因数分解:

$2^7\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 43476480

約数和(自身を除く): 21758848

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 383, 443, 766, 886, 1532, 1772, 3064, 3544, 6128, 7088, 12256, 14176, 24512, 28352, 49024, 56704, 169669, 339338, 678676, 1357352, 2714704, 5429408, 10858816, 21717632]

約数ペア:

[(1, 21717632), (2, 10858816), (4, 5429408), (8, 2714704), (16, 1357352), (32, 678676), (64, 339338), (128, 169669), (383, 56704), (443, 49024), (766, 28352), (886, 24512), (1532, 14176), (1772, 12256), (3064, 7088), (3544, 6128)]