21356114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2594

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 17109166

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2543, 4199, 5086, 8398, 33059, 43231, 48317, 66118, 86462, 96634, 562003, 628121, 821389, 1124006, 1256242, 1642778, 10678057, 21356114]

約数ペア:

[(1, 21356114), (2, 10678057), (13, 1642778), (17, 1256242), (19, 1124006), (26, 821389), (34, 628121), (38, 562003), (221, 96634), (247, 86462), (323, 66118), (442, 48317), (494, 43231), (646, 33059), (2543, 8398), (4199, 5086)]