21102368510

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1802081}}^1$

素因数の和:1803259

約数の個数: 16

約数和(自身を含む): 38016721872

約数和(自身を除く): 16914353362

約数列:

[1, 2, 5, 10, 1171, 2342, 5855, 11710, 1802081, 3604162, 9010405, 18020810, 2110236851, 4220473702, 10551184255, 21102368510]

約数ペア:

[(1, 21102368510), (2, 10551184255), (5, 4220473702), (10, 2110236851), (1171, 18020810), (2342, 9010405), (5855, 3604162), (11710, 1802081)]