21006654

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{112939}}^1$

素因数の和:112975

約数の個数: 16

約数和(自身を含む): 43368960

約数和(自身を除く): 22362306

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 112939, 225878, 338817, 677634, 3501109, 7002218, 10503327, 21006654]

約数ペア:

[(1, 21006654), (2, 10503327), (3, 7002218), (6, 3501109), (31, 677634), (62, 338817), (93, 225878), (186, 112939)]