21872784

素因数分解:

$2^4\times 3^1\times {\mathrm{455683}}^1$

素因数の和:455694

約数の個数: 20

約数和(自身を含む): 56504816

約数和(自身を除く): 34632032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 455683, 911366, 1367049, 1822732, 2734098, 3645464, 5468196, 7290928, 10936392, 21872784]

約数ペア:

[(1, 21872784), (2, 10936392), (3, 7290928), (4, 5468196), (6, 3645464), (8, 2734098), (12, 1822732), (16, 1367049), (24, 911366), (48, 455683)]