21927243

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 32222640

約数和(自身を除く): 10295397

約数列:

[1, 3, 13, 39, 61, 169, 183, 507, 709, 793, 2127, 2379, 9217, 10309, 27651, 30927, 43249, 119821, 129747, 359463, 562237, 1686711, 7309081, 21927243]

約数ペア:

[(1, 21927243), (3, 7309081), (13, 1686711), (39, 562237), (61, 359463), (169, 129747), (183, 119821), (507, 43249), (709, 30927), (793, 27651), (2127, 10309), (2379, 9217)]