20931204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249181}}^1$

素因数の和:249195

約数の個数: 24

約数和(自身を含む): 55816768

約数和(自身を除く): 34885564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249181, 498362, 747543, 996724, 1495086, 1744267, 2990172, 3488534, 5232801, 6977068, 10465602, 20931204]

約数ペア:

[(1, 20931204), (2, 10465602), (3, 6977068), (4, 5232801), (6, 3488534), (7, 2990172), (12, 1744267), (14, 1495086), (21, 996724), (28, 747543), (42, 498362), (84, 249181)]