21523563

素因数分解:

$3^4\times {\mathrm{467}}^1\times {\mathrm{569}}^1$

素因数の和:1048

約数の個数: 20

約数和(自身を含む): 32277960

約数和(自身を除く): 10754397

約数列:

[1, 3, 9, 27, 81, 467, 569, 1401, 1707, 4203, 5121, 12609, 15363, 37827, 46089, 265723, 797169, 2391507, 7174521, 21523563]

約数ペア:

[(1, 21523563), (3, 7174521), (9, 2391507), (27, 797169), (81, 265723), (467, 46089), (569, 37827), (1401, 15363), (1707, 12609), (4203, 5121)]