21674628

素因数分解:

$2^2\times 3^6\times {\mathrm{7433}}^1$

素因数の和:7455

約数の個数: 42

約数和(自身を含む): 56877534

約数和(自身を除く): 35202906

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 7433, 14866, 22299, 29732, 44598, 66897, 89196, 133794, 200691, 267588, 401382, 602073, 802764, 1204146, 1806219, 2408292, 3612438, 5418657, 7224876, 10837314, 21674628]

約数ペア:

[(1, 21674628), (2, 10837314), (3, 7224876), (4, 5418657), (6, 3612438), (9, 2408292), (12, 1806219), (18, 1204146), (27, 802764), (36, 602073), (54, 401382), (81, 267588), (108, 200691), (162, 133794), (243, 89196), (324, 66897), (486, 44598), (729, 29732), (972, 22299), (1458, 14866), (2916, 7433)]