21172446

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69191}}^1$

素因数の和:69216

約数の個数: 24

約数和(自身を含む): 48572784

約数和(自身を除く): 27400338

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69191, 138382, 207573, 415146, 622719, 1176247, 1245438, 2352494, 3528741, 7057482, 10586223, 21172446]

約数ペア:

[(1, 21172446), (2, 10586223), (3, 7057482), (6, 3528741), (9, 2352494), (17, 1245438), (18, 1176247), (34, 622719), (51, 415146), (102, 207573), (153, 138382), (306, 69191)]