21824648

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{19913}}^1$

素因数の和:20056

約数の個数: 16

約数和(自身を含む): 41221980

約数和(自身を除く): 19397332

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 19913, 39826, 79652, 159304, 2728081, 5456162, 10912324, 21824648]

約数ペア:

[(1, 21824648), (2, 10912324), (4, 5456162), (8, 2728081), (137, 159304), (274, 79652), (548, 39826), (1096, 19913)]