21094636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5237}}^1$

素因数の和:5313

約数の個数: 24

約数和(自身を含む): 39599280

約数和(自身を除く): 18504644

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 5237, 10474, 20948, 99503, 199006, 277561, 398012, 555122, 1110244, 5273659, 10547318, 21094636]

約数ペア:

[(1, 21094636), (2, 10547318), (4, 5273659), (19, 1110244), (38, 555122), (53, 398012), (76, 277561), (106, 199006), (212, 99503), (1007, 20948), (2014, 10474), (4028, 5237)]