21716392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{142871}}^1$

素因数の和:142896

約数の個数: 16

約数和(自身を含む): 42861600

約数和(自身を除く): 21145208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 142871, 285742, 571484, 1142968, 2714549, 5429098, 10858196, 21716392]

約数ペア:

[(1, 21716392), (2, 10858196), (4, 5429098), (8, 2714549), (19, 1142968), (38, 571484), (76, 285742), (152, 142871)]