21551149055

素因数分解:

$5^1\times {\mathrm{241}}^1\times {\mathrm{1601}}^1\times {\mathrm{11171}}^1$

素因数の和:13018

約数の個数: 16

約数和(自身を含む): 25987233888

約数和(自身を除く): 4436084833

約数列:

[1, 5, 241, 1205, 1601, 8005, 11171, 55855, 385841, 1929205, 2692211, 13461055, 17884771, 89423855, 4310229811, 21551149055]

約数ペア:

[(1, 21551149055), (5, 4310229811), (241, 89423855), (1205, 17884771), (1601, 13461055), (8005, 2692211), (11171, 1929205), (55855, 385841)]