21169902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271409}}^1$

素因数の和:271427

約数の個数: 16

約数和(自身を含む): 45596880

約数和(自身を除く): 24426978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271409, 542818, 814227, 1628454, 3528317, 7056634, 10584951, 21169902]

約数ペア:

[(1, 21169902), (2, 10584951), (3, 7056634), (6, 3528317), (13, 1628454), (26, 814227), (39, 542818), (78, 271409)]