21349654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33049}}^1$

素因数の和:33087

約数の個数: 16

約数和(自身を含む): 35694000

約数和(自身を除く): 14344346

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33049, 66098, 561833, 627931, 1123666, 1255862, 10674827, 21349654]

約数ペア:

[(1, 21349654), (2, 10674827), (17, 1255862), (19, 1123666), (34, 627931), (38, 561833), (323, 66098), (646, 33049)]