21552588

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1013}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 34663572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1013, 1182, 1773, 2026, 2364, 3039, 3546, 4052, 5319, 6078, 7092, 9117, 10638, 12156, 18234, 21276, 27351, 36468, 54702, 109404, 199561, 399122, 598683, 798244, 1197366, 1796049, 2394732, 3592098, 5388147, 7184196, 10776294, 21552588]

約数ペア:

[(1, 21552588), (2, 10776294), (3, 7184196), (4, 5388147), (6, 3592098), (9, 2394732), (12, 1796049), (18, 1197366), (27, 798244), (36, 598683), (54, 399122), (108, 199561), (197, 109404), (394, 54702), (591, 36468), (788, 27351), (1013, 21276), (1182, 18234), (1773, 12156), (2026, 10638), (2364, 9117), (3039, 7092), (3546, 6078), (4052, 5319)]