21460075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9433}}^1$

素因数の和:9463

約数の個数: 24

約数和(自身を含む): 32754848

約数和(自身を除く): 11294773

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 9433, 47165, 66031, 122629, 235825, 330155, 613145, 858403, 1650775, 3065725, 4292015, 21460075]

約数ペア:

[(1, 21460075), (5, 4292015), (7, 3065725), (13, 1650775), (25, 858403), (35, 613145), (65, 330155), (91, 235825), (175, 122629), (325, 66031), (455, 47165), (2275, 9433)]