21053025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13367}}^1$

素因数の和:13390

約数の個数: 36

約数和(自身を含む): 43098432

約数和(自身を除く): 22045407

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 13367, 40101, 66835, 93569, 120303, 200505, 280707, 334175, 467845, 601515, 842121, 1002525, 1403535, 2339225, 3007575, 4210605, 7017675, 21053025]

約数ペア:

[(1, 21053025), (3, 7017675), (5, 4210605), (7, 3007575), (9, 2339225), (15, 1403535), (21, 1002525), (25, 842121), (35, 601515), (45, 467845), (63, 334175), (75, 280707), (105, 200505), (175, 120303), (225, 93569), (315, 66835), (525, 40101), (1575, 13367)]