21298854

素因数分解:

$2^1\times 3^1\times {\mathrm{839}}^1\times {\mathrm{4231}}^1$

素因数の和:5075

約数の個数: 16

約数和(自身を含む): 42658560

約数和(自身を除く): 21359706

約数列:

[1, 2, 3, 6, 839, 1678, 2517, 4231, 5034, 8462, 12693, 25386, 3549809, 7099618, 10649427, 21298854]

約数ペア:

[(1, 21298854), (2, 10649427), (3, 7099618), (6, 3549809), (839, 25386), (1678, 12693), (2517, 8462), (4231, 5034)]