21038370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{701279}}^1$

素因数の和:701289

約数の個数: 16

約数和(自身を含む): 50492160

約数和(自身を除く): 29453790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 701279, 1402558, 2103837, 3506395, 4207674, 7012790, 10519185, 21038370]

約数ペア:

[(1, 21038370), (2, 10519185), (3, 7012790), (5, 4207674), (6, 3506395), (10, 2103837), (15, 1402558), (30, 701279)]