21043058

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{1181}}^1$

素因数の和:1393

約数の個数: 16

約数和(自身を含む): 32339520

約数和(自身を除く): 11296462

約数列:

[1, 2, 59, 118, 151, 302, 1181, 2362, 8909, 17818, 69679, 139358, 178331, 356662, 10521529, 21043058]

約数ペア:

[(1, 21043058), (2, 10521529), (59, 356662), (118, 178331), (151, 139358), (302, 69679), (1181, 17818), (2362, 8909)]