21897516

素因数分解:

$2^2\times 3^1\times {\mathrm{541}}^1\times {\mathrm{3373}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 51203824

約数和(自身を除く): 29306308

約数列:

[1, 2, 3, 4, 6, 12, 541, 1082, 1623, 2164, 3246, 3373, 6492, 6746, 10119, 13492, 20238, 40476, 1824793, 3649586, 5474379, 7299172, 10948758, 21897516]

約数ペア:

[(1, 21897516), (2, 10948758), (3, 7299172), (4, 5474379), (6, 3649586), (12, 1824793), (541, 40476), (1082, 20238), (1623, 13492), (2164, 10119), (3246, 6746), (3373, 6492)]