21071484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83617}}^1$

素因数の和:83634

約数の個数: 36

約数和(自身を含む): 60873904

約数和(自身を除く): 39802420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83617, 167234, 250851, 334468, 501702, 585319, 752553, 1003404, 1170638, 1505106, 1755957, 2341276, 3010212, 3511914, 5267871, 7023828, 10535742, 21071484]

約数ペア:

[(1, 21071484), (2, 10535742), (3, 7023828), (4, 5267871), (6, 3511914), (7, 3010212), (9, 2341276), (12, 1755957), (14, 1505106), (18, 1170638), (21, 1003404), (28, 752553), (36, 585319), (42, 501702), (63, 334468), (84, 250851), (126, 167234), (252, 83617)]