21982255

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3833}}^1$

素因数の和:3906

約数の個数: 16

約数和(自身を含む): 27972864

約数和(自身を除く): 5990609

約数列:

[1, 5, 31, 37, 155, 185, 1147, 3833, 5735, 19165, 118823, 141821, 594115, 709105, 4396451, 21982255]

約数ペア:

[(1, 21982255), (5, 4396451), (31, 709105), (37, 594115), (155, 141821), (185, 118823), (1147, 19165), (3833, 5735)]