2158611021

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{149623}}^1$

素因数の和:149865

約数の個数: 24

約数和(自身を含む): 3579006080

約数和(自身を除く): 1420395059

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 149623, 448869, 1047361, 1346607, 3142083, 9426249, 34263667, 102791001, 239845669, 308373003, 719537007, 2158611021]

約数ペア:

[(1, 2158611021), (3, 719537007), (7, 308373003), (9, 239845669), (21, 102791001), (63, 34263667), (229, 9426249), (687, 3142083), (1603, 1346607), (2061, 1047361), (4809, 448869), (14427, 149623)]