21887547

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{22871}}^1$

素因数の和:22914

約数の個数: 16

約数和(自身を含む): 32935680

約数和(自身を除く): 11048133

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 22871, 68613, 251581, 663259, 754743, 1989777, 7295849, 21887547]

約数ペア:

[(1, 21887547), (3, 7295849), (11, 1989777), (29, 754743), (33, 663259), (87, 251581), (319, 68613), (957, 22871)]