13221747

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19079}}^1$

素因数の和:19103

約数の個数: 24

約数和(自身を含む): 23811840

約数和(自身を除く): 10590093

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 19079, 57237, 133553, 171711, 209869, 400659, 629607, 1201977, 1469083, 1888821, 4407249, 13221747]

約数ペア:

[(1, 13221747), (3, 4407249), (7, 1888821), (9, 1469083), (11, 1201977), (21, 629607), (33, 400659), (63, 209869), (77, 171711), (99, 133553), (231, 57237), (693, 19079)]