21416397268

素因数分解:

$2^2\times 7^3\times {\mathrm{15609619}}^1$

素因数の和:15609644

約数の個数: 24

約数和(自身を含む): 43706936000

約数和(自身を除く): 22290538732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 15609619, 31219238, 62438476, 109267333, 218534666, 437069332, 764871331, 1529742662, 3059485324, 5354099317, 10708198634, 21416397268]

約数ペア:

[(1, 21416397268), (2, 10708198634), (4, 5354099317), (7, 3059485324), (14, 1529742662), (28, 764871331), (49, 437069332), (98, 218534666), (196, 109267333), (343, 62438476), (686, 31219238), (1372, 15609619)]