21798850821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19949}}^1\times {\mathrm{33113}}^1$

素因数の和:53076

約数の個数: 16

約数和(自身を含む): 31709966400

約数和(自身を除く): 9911115579

約数列:

[1, 3, 11, 33, 19949, 33113, 59847, 99339, 219439, 364243, 658317, 1092729, 660571237, 1981713711, 7266283607, 21798850821]

約数ペア:

[(1, 21798850821), (3, 7266283607), (11, 1981713711), (33, 660571237), (19949, 1092729), (33113, 658317), (59847, 364243), (99339, 219439)]