21547072

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{1709}}^1$

素因数の和:1918

約数の個数: 28

約数和(自身を含む): 42999660

約数和(自身を除く): 21452588

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 1709, 3152, 3418, 6304, 6836, 12608, 13672, 27344, 54688, 109376, 336673, 673346, 1346692, 2693384, 5386768, 10773536, 21547072]

約数ペア:

[(1, 21547072), (2, 10773536), (4, 5386768), (8, 2693384), (16, 1346692), (32, 673346), (64, 336673), (197, 109376), (394, 54688), (788, 27344), (1576, 13672), (1709, 12608), (3152, 6836), (3418, 6304)]