21028420083

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1217}}^1\times {\mathrm{523603}}^1$

素因数の和:524834

約数の個数: 16

約数和(自身を含む): 30611984256

約数和(自身を除く): 9583564173

約数列:

[1, 3, 11, 33, 1217, 3651, 13387, 40161, 523603, 1570809, 5759633, 17278899, 637224851, 1911674553, 7009473361, 21028420083]

約数ペア:

[(1, 21028420083), (3, 7009473361), (11, 1911674553), (33, 637224851), (1217, 17278899), (3651, 5759633), (13387, 1570809), (40161, 523603)]