21546180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119701}}^1$

素因数の和:119716

約数の個数: 36

約数和(自身を含む): 65357292

約数和(自身を除く): 43811112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119701, 239402, 359103, 478804, 598505, 718206, 1077309, 1197010, 1436412, 1795515, 2154618, 2394020, 3591030, 4309236, 5386545, 7182060, 10773090, 21546180]

約数ペア:

[(1, 21546180), (2, 10773090), (3, 7182060), (4, 5386545), (5, 4309236), (6, 3591030), (9, 2394020), (10, 2154618), (12, 1795515), (15, 1436412), (18, 1197010), (20, 1077309), (30, 718206), (36, 598505), (45, 478804), (60, 359103), (90, 239402), (180, 119701)]