21366882

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5573}}^1$

素因数の和:5655

約数の個数: 32

約数和(自身を含む): 48159360

約数和(自身を除く): 26792478

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5573, 11146, 16719, 33438, 50157, 100314, 150471, 300942, 395683, 791366, 1187049, 2374098, 3561147, 7122294, 10683441, 21366882]

約数ペア:

[(1, 21366882), (2, 10683441), (3, 7122294), (6, 3561147), (9, 2374098), (18, 1187049), (27, 791366), (54, 395683), (71, 300942), (142, 150471), (213, 100314), (426, 50157), (639, 33438), (1278, 16719), (1917, 11146), (3834, 5573)]