21226145654

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9417101}}^1$

素因数の和:9417140

約数の個数: 24

約数和(自身を含む): 38647786608

約数和(自身を除く): 17421640954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9417101, 18834202, 65919707, 131839414, 216593323, 433186646, 461437949, 922875898, 1516153261, 3032306522, 10613072827, 21226145654]

約数ペア:

[(1, 21226145654), (2, 10613072827), (7, 3032306522), (14, 1516153261), (23, 922875898), (46, 461437949), (49, 433186646), (98, 216593323), (161, 131839414), (322, 65919707), (1127, 18834202), (2254, 9417101)]