21033135

素因数分解:

$3^3\times 5^1\times {\mathrm{155801}}^1$

素因数の和:155815

約数の個数: 16

約数和(自身を含む): 37392480

約数和(自身を除く): 16359345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 155801, 467403, 779005, 1402209, 2337015, 4206627, 7011045, 21033135]

約数ペア:

[(1, 21033135), (3, 7011045), (5, 4206627), (9, 2337015), (15, 1402209), (27, 779005), (45, 467403), (135, 155801)]