21004794

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37643}}^1$

素因数の和:37682

約数の個数: 24

約数和(自身を含む): 46979712

約数和(自身を除く): 25974918

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37643, 75286, 112929, 225858, 338787, 677574, 1166933, 2333866, 3500799, 7001598, 10502397, 21004794]

約数ペア:

[(1, 21004794), (2, 10502397), (3, 7001598), (6, 3500799), (9, 2333866), (18, 1166933), (31, 677574), (62, 338787), (93, 225858), (186, 112929), (279, 75286), (558, 37643)]