21019722

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1129}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 43934400

約数和(自身を除く): 22914678

約数列:

[1, 2, 3, 6, 29, 58, 87, 107, 174, 214, 321, 642, 1129, 2258, 3103, 3387, 6206, 6774, 9309, 18618, 32741, 65482, 98223, 120803, 196446, 241606, 362409, 724818, 3503287, 7006574, 10509861, 21019722]

約数ペア:

[(1, 21019722), (2, 10509861), (3, 7006574), (6, 3503287), (29, 724818), (58, 362409), (87, 241606), (107, 196446), (174, 120803), (214, 98223), (321, 65482), (642, 32741), (1129, 18618), (2258, 9309), (3103, 6774), (3387, 6206)]