21668982

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2080

約数の個数: 32

約数和(自身を含む): 46332000

約数和(自身を除く): 24663018

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 109, 218, 327, 654, 1853, 1949, 3706, 3898, 5559, 5847, 11118, 11694, 33133, 66266, 99399, 198798, 212441, 424882, 637323, 1274646, 3611497, 7222994, 10834491, 21668982]

約数ペア:

[(1, 21668982), (2, 10834491), (3, 7222994), (6, 3611497), (17, 1274646), (34, 637323), (51, 424882), (102, 212441), (109, 198798), (218, 99399), (327, 66266), (654, 33133), (1853, 11694), (1949, 11118), (3706, 5847), (3898, 5559)]