21771944

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 41904000

約数和(自身を除く): 20132056

約数列:

[1, 2, 4, 8, 59, 118, 193, 236, 239, 386, 472, 478, 772, 956, 1544, 1912, 11387, 14101, 22774, 28202, 45548, 46127, 56404, 91096, 92254, 112808, 184508, 369016, 2721493, 5442986, 10885972, 21771944]

約数ペア:

[(1, 21771944), (2, 10885972), (4, 5442986), (8, 2721493), (59, 369016), (118, 184508), (193, 112808), (236, 92254), (239, 91096), (386, 56404), (472, 46127), (478, 45548), (772, 28202), (956, 22774), (1544, 14101), (1912, 11387)]