21220232

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{823}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 43606080

約数和(自身を除く): 22385848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 293, 586, 823, 1172, 1646, 2344, 3223, 3292, 6446, 6584, 9053, 12892, 18106, 25784, 36212, 72424, 241139, 482278, 964556, 1929112, 2652529, 5305058, 10610116, 21220232]

約数ペア:

[(1, 21220232), (2, 10610116), (4, 5305058), (8, 2652529), (11, 1929112), (22, 964556), (44, 482278), (88, 241139), (293, 72424), (586, 36212), (823, 25784), (1172, 18106), (1646, 12892), (2344, 9053), (3223, 6584), (3292, 6446)]