21586976

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9241}}^1$

素因数の和:9324

約数の個数: 24

約数和(自身を含む): 43086204

約数和(自身を除く): 21499228

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9241, 18482, 36964, 73928, 147856, 295712, 674593, 1349186, 2698372, 5396744, 10793488, 21586976]

約数ペア:

[(1, 21586976), (2, 10793488), (4, 5396744), (8, 2698372), (16, 1349186), (32, 674593), (73, 295712), (146, 147856), (292, 73928), (584, 36964), (1168, 18482), (2336, 9241)]