21391474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48397}}^1$

素因数の和:48429

約数の個数: 16

約数和(自身を含む): 36588888

約数和(自身を除く): 15197414

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 48397, 96794, 629161, 822749, 1258322, 1645498, 10695737, 21391474]

約数ペア:

[(1, 21391474), (2, 10695737), (13, 1645498), (17, 1258322), (26, 822749), (34, 629161), (221, 96794), (442, 48397)]