21423616

素因数分解:

$2^9\times {\mathrm{41843}}^1$

素因数の和:41861

約数の個数: 20

約数和(自身を含む): 42806412

約数和(自身を除く): 21382796

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41843, 83686, 167372, 334744, 669488, 1338976, 2677952, 5355904, 10711808, 21423616]

約数ペア:

[(1, 21423616), (2, 10711808), (4, 5355904), (8, 2677952), (16, 1338976), (32, 669488), (64, 334744), (128, 167372), (256, 83686), (512, 41843)]