21058258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{977}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 34093080

約数和(自身を除く): 13034822

約数列:

[1, 2, 13, 26, 829, 977, 1658, 1954, 10777, 12701, 21554, 25402, 809933, 1619866, 10529129, 21058258]

約数ペア:

[(1, 21058258), (2, 10529129), (13, 1619866), (26, 809933), (829, 25402), (977, 21554), (1658, 12701), (1954, 10777)]