21275550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47279}}^1$

素因数の和:47297

約数の個数: 36

約数和(自身を含む): 57161520

約数和(自身を除く): 35885970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 47279, 94558, 141837, 236395, 283674, 425511, 472790, 709185, 851022, 1181975, 1418370, 2127555, 2363950, 3545925, 4255110, 7091850, 10637775, 21275550]

約数ペア:

[(1, 21275550), (2, 10637775), (3, 7091850), (5, 4255110), (6, 3545925), (9, 2363950), (10, 2127555), (15, 1418370), (18, 1181975), (25, 851022), (30, 709185), (45, 472790), (50, 425511), (75, 283674), (90, 236395), (150, 141837), (225, 94558), (450, 47279)]