20776476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247339}}^1$

素因数の和:247353

約数の個数: 24

約数和(自身を含む): 55404160

約数和(自身を除く): 34627684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247339, 494678, 742017, 989356, 1484034, 1731373, 2968068, 3462746, 5194119, 6925492, 10388238, 20776476]

約数ペア:

[(1, 20776476), (2, 10388238), (3, 6925492), (4, 5194119), (6, 3462746), (7, 2968068), (12, 1731373), (14, 1484034), (21, 989356), (28, 742017), (42, 494678), (84, 247339)]