21970294930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129237029}}^1$

素因数の和:129237053

約数の個数: 16

約数和(自身を含む): 41872797720

約数和(自身を除く): 19902502790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 129237029, 258474058, 646185145, 1292370290, 2197029493, 4394058986, 10985147465, 21970294930]

約数ペア:

[(1, 21970294930), (2, 10985147465), (5, 4394058986), (10, 2197029493), (17, 1292370290), (34, 646185145), (85, 258474058), (170, 129237029)]