21072416

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28631}}^1$

素因数の和:28664

約数の個数: 24

約数和(自身を含む): 43291584

約数和(自身を除く): 22219168

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28631, 57262, 114524, 229048, 458096, 658513, 916192, 1317026, 2634052, 5268104, 10536208, 21072416]

約数ペア:

[(1, 21072416), (2, 10536208), (4, 5268104), (8, 2634052), (16, 1317026), (23, 916192), (32, 658513), (46, 458096), (92, 229048), (184, 114524), (368, 57262), (736, 28631)]