21988256

素因数分解:

$2^5\times {\mathrm{673}}^1\times {\mathrm{1021}}^1$

素因数の和:1704

約数の個数: 24

約数和(自身を含む): 43396164

約数和(自身を除く): 21407908

約数列:

[1, 2, 4, 8, 16, 32, 673, 1021, 1346, 2042, 2692, 4084, 5384, 8168, 10768, 16336, 21536, 32672, 687133, 1374266, 2748532, 5497064, 10994128, 21988256]

約数ペア:

[(1, 21988256), (2, 10994128), (4, 5497064), (8, 2748532), (16, 1374266), (32, 687133), (673, 32672), (1021, 21536), (1346, 16336), (2042, 10768), (2692, 8168), (4084, 5384)]