20921450172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249064883}}^1$

素因数の和:249064897

約数の個数: 24

約数和(自身を含む): 55790534016

約数和(自身を除く): 34869083844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249064883, 498129766, 747194649, 996259532, 1494389298, 1743454181, 2988778596, 3486908362, 5230362543, 6973816724, 10460725086, 20921450172]

約数ペア:

[(1, 20921450172), (2, 10460725086), (3, 6973816724), (4, 5230362543), (6, 3486908362), (7, 2988778596), (12, 1743454181), (14, 1494389298), (21, 996259532), (28, 747194649), (42, 498129766), (84, 249064883)]