21700302

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{278209}}^1$

素因数の和:278227

約数の個数: 16

約数和(自身を含む): 46739280

約数和(自身を除く): 25038978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 278209, 556418, 834627, 1669254, 3616717, 7233434, 10850151, 21700302]

約数ペア:

[(1, 21700302), (2, 10850151), (3, 7233434), (6, 3616717), (13, 1669254), (26, 834627), (39, 556418), (78, 278209)]