21762961

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3359}}^1$

素因数の和:3420

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 4041839

約数列:

[1, 11, 19, 31, 209, 341, 589, 3359, 6479, 36949, 63821, 104129, 702031, 1145419, 1978451, 21762961]

約数ペア:

[(1, 21762961), (11, 1978451), (19, 1145419), (31, 702031), (209, 104129), (341, 63821), (589, 36949), (3359, 6479)]