21747318

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{213209}}^1$

素因数の和:213231

約数の個数: 16

約数和(自身を含む): 46053360

約数和(自身を除く): 24306042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 213209, 426418, 639627, 1279254, 3624553, 7249106, 10873659, 21747318]

約数ペア:

[(1, 21747318), (2, 10873659), (3, 7249106), (6, 3624553), (17, 1279254), (34, 639627), (51, 426418), (102, 213209)]