21288098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22129}}^1$

素因数の和:22181

約数の個数: 16

約数和(自身を含む): 35319480

約数和(自身を除く): 14031382

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22129, 44258, 287677, 575354, 818773, 1637546, 10644049, 21288098]

約数ペア:

[(1, 21288098), (2, 10644049), (13, 1637546), (26, 818773), (37, 575354), (74, 287677), (481, 44258), (962, 22129)]