21793695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18869}}^1$

素因数の和:18895

約数の個数: 32

約数和(自身を含む): 43476480

約数和(自身を除く): 21682785

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 18869, 56607, 94345, 132083, 207559, 283035, 396249, 622677, 660415, 1037795, 1452913, 1981245, 3113385, 4358739, 7264565, 21793695]

約数ペア:

[(1, 21793695), (3, 7264565), (5, 4358739), (7, 3113385), (11, 1981245), (15, 1452913), (21, 1037795), (33, 660415), (35, 622677), (55, 396249), (77, 283035), (105, 207559), (165, 132083), (231, 94345), (385, 56607), (1155, 18869)]