21468271

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1741}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 25084800

約数和(自身を除く): 3616529

約数列:

[1, 11, 19, 59, 209, 649, 1121, 1741, 12331, 19151, 33079, 102719, 363869, 1129909, 1951661, 21468271]

約数ペア:

[(1, 21468271), (11, 1951661), (19, 1129909), (59, 363869), (209, 102719), (649, 33079), (1121, 19151), (1741, 12331)]