21800604676

素因数分解:

$2^2\times {\mathrm{13901}}^1\times {\mathrm{392069}}^1$

素因数の和:405974

約数の個数: 12

約数和(自身を含む): 38153899980

約数和(自身を除く): 16353295304

約数列:

[1, 2, 4, 13901, 27802, 55604, 392069, 784138, 1568276, 5450151169, 10900302338, 21800604676]

約数ペア:

[(1, 21800604676), (2, 10900302338), (4, 5450151169), (13901, 1568276), (27802, 784138), (55604, 392069)]