21824825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1$

素因数の和:4217

約数の個数: 24

約数和(自身を含む): 31084320

約数和(自身を除く): 9259495

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 4177, 5225, 20885, 45947, 79363, 104425, 229735, 396815, 872993, 1148675, 1984075, 4364965, 21824825]

約数ペア:

[(1, 21824825), (5, 4364965), (11, 1984075), (19, 1148675), (25, 872993), (55, 396815), (95, 229735), (209, 104425), (275, 79363), (475, 45947), (1045, 20885), (4177, 5225)]