21343310

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 40684032

約数和(自身を除く): 19340722

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1307, 1633, 2614, 3266, 6535, 8165, 13070, 16330, 30061, 60122, 92797, 150305, 185594, 300610, 463985, 927970, 2134331, 4268662, 10671655, 21343310]

約数ペア:

[(1, 21343310), (2, 10671655), (5, 4268662), (10, 2134331), (23, 927970), (46, 463985), (71, 300610), (115, 185594), (142, 150305), (230, 92797), (355, 60122), (710, 30061), (1307, 16330), (1633, 13070), (2614, 8165), (3266, 6535)]