2021029443

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{26987}}^1$

素因数の和:27203

約数の個数: 24

約数和(自身を含む): 2993401008

約数和(自身を除く): 972371565

約数列:

[1, 3, 9, 53, 157, 159, 471, 477, 1413, 8321, 24963, 26987, 74889, 80961, 242883, 1430311, 4236959, 4290933, 12710877, 12872799, 38132631, 224558827, 673676481, 2021029443]

約数ペア:

[(1, 2021029443), (3, 673676481), (9, 224558827), (53, 38132631), (157, 12872799), (159, 12710877), (471, 4290933), (477, 4236959), (1413, 1430311), (8321, 242883), (24963, 80961), (26987, 74889)]