21501586

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{953}}^1$

素因数の和:1373

約数の個数: 16

約数和(自身を含む): 33485400

約数和(自身を除く): 11983814

約数列:

[1, 2, 29, 58, 389, 778, 953, 1906, 11281, 22562, 27637, 55274, 370717, 741434, 10750793, 21501586]

約数ペア:

[(1, 21501586), (2, 10750793), (29, 741434), (58, 370717), (389, 55274), (778, 27637), (953, 22562), (1906, 11281)]