21600285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12101}}^1$

素因数の和:12133

約数の個数: 32

約数和(自身を含む): 41824512

約数和(自身を除く): 20224227

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 12101, 36303, 60505, 84707, 181515, 205717, 254121, 423535, 617151, 1028585, 1270605, 1440019, 3085755, 4320057, 7200095, 21600285]

約数ペア:

[(1, 21600285), (3, 7200095), (5, 4320057), (7, 3085755), (15, 1440019), (17, 1270605), (21, 1028585), (35, 617151), (51, 423535), (85, 254121), (105, 205717), (119, 181515), (255, 84707), (357, 60505), (595, 36303), (1785, 12101)]