21797332

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16871}}^1$

素因数の和:16911

約数の個数: 24

約数和(自身を含む): 42517440

約数和(自身を除く): 20720108

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16871, 33742, 67484, 286807, 320549, 573614, 641098, 1147228, 1282196, 5449333, 10898666, 21797332]

約数ペア:

[(1, 21797332), (2, 10898666), (4, 5449333), (17, 1282196), (19, 1147228), (34, 641098), (38, 573614), (68, 320549), (76, 286807), (323, 67484), (646, 33742), (1292, 16871)]