2837961

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 4739904

約数和(自身を除く): 1901943

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 421, 749, 963, 1263, 2247, 2947, 3789, 6741, 8841, 26523, 45047, 135141, 315329, 405423, 945987, 2837961]

約数ペア:

[(1, 2837961), (3, 945987), (7, 405423), (9, 315329), (21, 135141), (63, 45047), (107, 26523), (321, 8841), (421, 6741), (749, 3789), (963, 2947), (1263, 2247)]