21259626

素因数分解:

$2^1\times 3^1\times {\mathrm{379}}^1\times {\mathrm{9349}}^1$

素因数の和:9733

約数の個数: 16

約数和(自身を含む): 42636000

約数和(自身を除く): 21376374

約数列:

[1, 2, 3, 6, 379, 758, 1137, 2274, 9349, 18698, 28047, 56094, 3543271, 7086542, 10629813, 21259626]

約数ペア:

[(1, 21259626), (2, 10629813), (3, 7086542), (6, 3543271), (379, 56094), (758, 28047), (1137, 18698), (2274, 9349)]