21988694

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{120817}}^1$

素因数の和:120839

約数の個数: 16

約数和(自身を含む): 40594848

約数和(自身を除く): 18606154

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 120817, 241634, 845719, 1570621, 1691438, 3141242, 10994347, 21988694]

約数ペア:

[(1, 21988694), (2, 10994347), (7, 3141242), (13, 1691438), (14, 1570621), (26, 845719), (91, 241634), (182, 120817)]