21563642881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1\times {\mathrm{19727}}^1$

素因数の和:22092

約数の個数: 16

約数和(自身を含む): 24082679808

約数和(自身を除く): 2519036927

約数列:

[1, 11, 43, 473, 2311, 19727, 25421, 99373, 216997, 848261, 1093103, 9330871, 45589097, 501480067, 1960331171, 21563642881]

約数ペア:

[(1, 21563642881), (11, 1960331171), (43, 501480067), (473, 45589097), (2311, 9330871), (19727, 1093103), (25421, 848261), (99373, 216997)]