21011724

素因数分解:

$2^2\times 3^5\times {\mathrm{21617}}^1$

素因数の和:21636

約数の個数: 36

約数和(自身を含む): 55082664

約数和(自身を除く): 34070940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21617, 43234, 64851, 86468, 129702, 194553, 259404, 389106, 583659, 778212, 1167318, 1750977, 2334636, 3501954, 5252931, 7003908, 10505862, 21011724]

約数ペア:

[(1, 21011724), (2, 10505862), (3, 7003908), (4, 5252931), (6, 3501954), (9, 2334636), (12, 1750977), (18, 1167318), (27, 778212), (36, 583659), (54, 389106), (81, 259404), (108, 194553), (162, 129702), (243, 86468), (324, 64851), (486, 43234), (972, 21617)]