21030968

素因数分解:

$2^3\times 7^1\times {\mathrm{375553}}^1$

素因数の和:375566

約数の個数: 16

約数和(自身を含む): 45066480

約数和(自身を除く): 24035512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375553, 751106, 1502212, 2628871, 3004424, 5257742, 10515484, 21030968]

約数ペア:

[(1, 21030968), (2, 10515484), (4, 5257742), (7, 3004424), (8, 2628871), (14, 1502212), (28, 751106), (56, 375553)]