21000724826

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1132603}}^1$

素因数の和:1132805

約数の個数: 16

約数和(自身を含む): 32184075264

約数和(自身を除く): 11183350438

約数列:

[1, 2, 73, 127, 146, 254, 9271, 18542, 1132603, 2265206, 82680019, 143840581, 165360038, 287681162, 10500362413, 21000724826]

約数ペア:

[(1, 21000724826), (2, 10500362413), (73, 287681162), (127, 165360038), (146, 143840581), (254, 82680019), (9271, 2265206), (18542, 1132603)]