21357786

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{187349}}^1$

素因数の和:187373

約数の個数: 16

約数和(自身を含む): 44964000

約数和(自身を除く): 23606214

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 187349, 374698, 562047, 1124094, 3559631, 7119262, 10678893, 21357786]

約数ペア:

[(1, 21357786), (2, 10678893), (3, 7119262), (6, 3559631), (19, 1124094), (38, 562047), (57, 374698), (114, 187349)]