21008124

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{34327}}^1$

素因数の和:34354

約数の個数: 36

約数和(自身を含む): 56229264

約数和(自身を除く): 35221140

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 34327, 68654, 102981, 137308, 205962, 308943, 411924, 583559, 617886, 1167118, 1235772, 1750677, 2334236, 3501354, 5252031, 7002708, 10504062, 21008124]

約数ペア:

[(1, 21008124), (2, 10504062), (3, 7002708), (4, 5252031), (6, 3501354), (9, 2334236), (12, 1750677), (17, 1235772), (18, 1167118), (34, 617886), (36, 583559), (51, 411924), (68, 308943), (102, 205962), (153, 137308), (204, 102981), (306, 68654), (612, 34327)]