20216397821

素因数分解:

${\mathrm{103}}^1\times {\mathrm{907}}^1\times {\mathrm{216401}}^1$

素因数の和:217411

約数の個数: 8

約数和(自身を含む): 20435273664

約数和(自身を除く): 218875843

約数列:

[1, 103, 907, 93421, 216401, 22289303, 196275707, 20216397821]

約数ペア:

[(1, 20216397821), (103, 196275707), (907, 22289303), (93421, 216401)]