21000547675

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{601}}^1\times {\mathrm{12823}}^1$

素因数の和:13543

約数の個数: 24

約数和(自身を含む): 26325363680

約数和(自身を除く): 5324816005

約数列:

[1, 5, 25, 109, 545, 601, 2725, 3005, 12823, 15025, 64115, 65509, 320575, 327545, 1397707, 1637725, 6988535, 7706623, 34942675, 38533115, 192665575, 840021907, 4200109535, 21000547675]

約数ペア:

[(1, 21000547675), (5, 4200109535), (25, 840021907), (109, 192665575), (545, 38533115), (601, 34942675), (2725, 7706623), (3005, 6988535), (12823, 1637725), (15025, 1397707), (64115, 327545), (65509, 320575)]