20951714

素因数分解:

$2^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{487}}^1$

素因数の和:942

約数の個数: 24

約数和(自身を含む): 36717120

約数和(自身を除く): 15765406

約数列:

[1, 2, 7, 14, 49, 98, 439, 487, 878, 974, 3073, 3409, 6146, 6818, 21511, 23863, 43022, 47726, 213793, 427586, 1496551, 2993102, 10475857, 20951714]

約数ペア:

[(1, 20951714), (2, 10475857), (7, 2993102), (14, 1496551), (49, 427586), (98, 213793), (439, 47726), (487, 43022), (878, 23863), (974, 21511), (3073, 6818), (3409, 6146)]