21892047

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{887}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 30831360

約数和(自身を除く): 8939313

約数列:

[1, 3, 19, 57, 433, 887, 1299, 2661, 8227, 16853, 24681, 50559, 384071, 1152213, 7297349, 21892047]

約数ペア:

[(1, 21892047), (3, 7297349), (19, 1152213), (57, 384071), (433, 50559), (887, 24681), (1299, 16853), (2661, 8227)]