21004506

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{7159}}^1$

素因数の和:7330

約数の個数: 24

約数和(自身を含む): 45795360

約数和(自身を除く): 24790854

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 7159, 14318, 21477, 42954, 64431, 128862, 1166917, 2333834, 3500751, 7001502, 10502253, 21004506]

約数ペア:

[(1, 21004506), (2, 10502253), (3, 7001502), (6, 3500751), (9, 2333834), (18, 1166917), (163, 128862), (326, 64431), (489, 42954), (978, 21477), (1467, 14318), (2934, 7159)]