21583612

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 16881668

約数列:

[1, 2, 4, 107, 211, 214, 239, 422, 428, 478, 844, 956, 22577, 25573, 45154, 50429, 51146, 90308, 100858, 102292, 201716, 5395903, 10791806, 21583612]

約数ペア:

[(1, 21583612), (2, 10791806), (4, 5395903), (107, 201716), (211, 102292), (214, 100858), (239, 90308), (422, 51146), (428, 50429), (478, 45154), (844, 25573), (956, 22577)]