21615090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{102929}}^1$

素因数の和:102946

約数の個数: 32

約数和(自身を含む): 59287680

約数和(自身を除く): 37672590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 102929, 205858, 308787, 514645, 617574, 720503, 1029290, 1441006, 1543935, 2161509, 3087870, 3602515, 4323018, 7205030, 10807545, 21615090]

約数ペア:

[(1, 21615090), (2, 10807545), (3, 7205030), (5, 4323018), (6, 3602515), (7, 3087870), (10, 2161509), (14, 1543935), (15, 1441006), (21, 1029290), (30, 720503), (35, 617574), (42, 514645), (70, 308787), (105, 205858), (210, 102929)]