21062031

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{1429}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 29858400

約数和(自身を除く): 8796369

約数列:

[1, 3, 17, 51, 289, 867, 1429, 4287, 4913, 14739, 24293, 72879, 412981, 1238943, 7020677, 21062031]

約数ペア:

[(1, 21062031), (3, 7020677), (17, 1238943), (51, 412981), (289, 72879), (867, 24293), (1429, 14739), (4287, 4913)]