21339666

素因数分解:

$2^1\times 3^3\times {\mathrm{191}}^1\times {\mathrm{2069}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 47692800

約数和(自身を除く): 26353134

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 191, 382, 573, 1146, 1719, 2069, 3438, 4138, 5157, 6207, 10314, 12414, 18621, 37242, 55863, 111726, 395179, 790358, 1185537, 2371074, 3556611, 7113222, 10669833, 21339666]

約数ペア:

[(1, 21339666), (2, 10669833), (3, 7113222), (6, 3556611), (9, 2371074), (18, 1185537), (27, 790358), (54, 395179), (191, 111726), (382, 55863), (573, 37242), (1146, 18621), (1719, 12414), (2069, 10314), (3438, 6207), (4138, 5157)]