16157421

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1682

約数の個数: 32

約数和(自身を含む): 27889920

約数和(自身を除く): 11732499

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 1613, 3339, 4839, 10017, 11291, 14517, 33873, 43551, 85489, 101619, 256467, 304857, 598423, 769401, 1795269, 2308203, 5385807, 16157421]

約数ペア:

[(1, 16157421), (3, 5385807), (7, 2308203), (9, 1795269), (21, 769401), (27, 598423), (53, 304857), (63, 256467), (159, 101619), (189, 85489), (371, 43551), (477, 33873), (1113, 14517), (1431, 11291), (1613, 10017), (3339, 4839)]