21881006

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1033}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 18320914

約数列:

[1, 2, 7, 14, 17, 34, 89, 119, 178, 238, 623, 1033, 1246, 1513, 2066, 3026, 7231, 10591, 14462, 17561, 21182, 35122, 91937, 122927, 183874, 245854, 643559, 1287118, 1562929, 3125858, 10940503, 21881006]

約数ペア:

[(1, 21881006), (2, 10940503), (7, 3125858), (14, 1562929), (17, 1287118), (34, 643559), (89, 245854), (119, 183874), (178, 122927), (238, 91937), (623, 35122), (1033, 21182), (1246, 17561), (1513, 14462), (2066, 10591), (3026, 7231)]