21650199

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7297}}^1$

素因数の和:7366

約数の個数: 16

約数和(自身を含む): 30826752

約数和(自身を除く): 9176553

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 7297, 21891, 167831, 313771, 503493, 941313, 7216733, 21650199]

約数ペア:

[(1, 21650199), (3, 7216733), (23, 941313), (43, 503493), (69, 313771), (129, 167831), (989, 21891), (2967, 7297)]