21510141

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{571}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 29789760

約数和(自身を除く): 8279619

約数列:

[1, 3, 29, 87, 433, 571, 1299, 1713, 12557, 16559, 37671, 49677, 247243, 741729, 7170047, 21510141]

約数ペア:

[(1, 21510141), (3, 7170047), (29, 741729), (87, 247243), (433, 49677), (571, 37671), (1299, 16559), (1713, 12557)]