21173770802

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1879}}^1\times {\mathrm{51691}}^1$

素因数の和:53681

約数の個数: 16

約数和(自身を含む): 32069716800

約数和(自身を除く): 10895945998

約数列:

[1, 2, 109, 218, 1879, 3758, 51691, 103382, 204811, 409622, 5634319, 11268638, 97127389, 194254778, 10586885401, 21173770802]

約数ペア:

[(1, 21173770802), (2, 10586885401), (109, 194254778), (218, 97127389), (1879, 11268638), (3758, 5634319), (51691, 409622), (103382, 204811)]