21195614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5569}}^1$

素因数の和:5755

約数の個数: 16

約数和(自身を含む): 34890480

約数和(自身を除く): 13694866

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5569, 11138, 61259, 122518, 963437, 1926874, 10597807, 21195614]

約数ペア:

[(1, 21195614), (2, 10597807), (11, 1926874), (22, 963437), (173, 122518), (346, 61259), (1903, 11138), (3806, 5569)]