2156910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{10271}}^1$

素因数の和:10288

約数の個数: 32

約数和(自身を含む): 5916672

約数和(自身を除く): 3759762

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 10271, 20542, 30813, 51355, 61626, 71897, 102710, 143794, 154065, 215691, 308130, 359485, 431382, 718970, 1078455, 2156910]

約数ペア:

[(1, 2156910), (2, 1078455), (3, 718970), (5, 431382), (6, 359485), (7, 308130), (10, 215691), (14, 154065), (15, 143794), (21, 102710), (30, 71897), (35, 61626), (42, 51355), (70, 30813), (105, 20542), (210, 10271)]