21356551623

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15784591}}^1$

素因数の和:15784646

約数の個数: 16

約数和(自身を含む): 31821737472

約数和(自身を除く): 10465185849

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 15784591, 47353773, 173630501, 520891503, 647168231, 1941504693, 7118850541, 21356551623]

約数ペア:

[(1, 21356551623), (3, 7118850541), (11, 1941504693), (33, 647168231), (41, 520891503), (123, 173630501), (451, 47353773), (1353, 15784591)]