21810423

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1601}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 30758400

約数和(自身を除く): 8947977

約数列:

[1, 3, 19, 57, 239, 717, 1601, 4541, 4803, 13623, 30419, 91257, 382639, 1147917, 7270141, 21810423]

約数ペア:

[(1, 21810423), (3, 7270141), (19, 1147917), (57, 382639), (239, 91257), (717, 30419), (1601, 13623), (4541, 4803)]