21899105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 27592704

約数和(自身を除く): 5693599

約数列:

[1, 5, 23, 115, 191, 955, 997, 4393, 4985, 21965, 22931, 114655, 190427, 952135, 4379821, 21899105]

約数ペア:

[(1, 21899105), (5, 4379821), (23, 952135), (115, 190427), (191, 114655), (955, 22931), (997, 21965), (4393, 4985)]