21190055065

素因数分解:

$5^1\times {\mathrm{907}}^1\times {\mathrm{953}}^1\times {\mathrm{4903}}^1$

素因数の和:6768

約数の個数: 16

約数和(自身を含む): 25488010368

約数和(自身を除く): 4297955303

約数列:

[1, 5, 907, 953, 4535, 4765, 4903, 24515, 864371, 4321855, 4447021, 4672559, 22235105, 23362795, 4238011013, 21190055065]

約数ペア:

[(1, 21190055065), (5, 4238011013), (907, 23362795), (953, 22235105), (4535, 4672559), (4765, 4447021), (4903, 4321855), (24515, 864371)]