21087626

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{48589}}^1$

素因数の和:48629

約数の個数: 16

約数和(自身を含む): 37317120

約数和(自身を除く): 16229494

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 48589, 97178, 340123, 680246, 1506259, 3012518, 10543813, 21087626]

約数ペア:

[(1, 21087626), (2, 10543813), (7, 3012518), (14, 1506259), (31, 680246), (62, 340123), (217, 97178), (434, 48589)]