21968130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{732271}}^1$

素因数の和:732281

約数の個数: 16

約数和(自身を含む): 52723584

約数和(自身を除く): 30755454

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 732271, 1464542, 2196813, 3661355, 4393626, 7322710, 10984065, 21968130]

約数ペア:

[(1, 21968130), (2, 10984065), (3, 7322710), (5, 4393626), (6, 3661355), (10, 2196813), (15, 1464542), (30, 732271)]