2100621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 2980800

約数和(自身を除く): 880179

約数列:

[1, 3, 19, 57, 137, 269, 411, 807, 2603, 5111, 7809, 15333, 36853, 110559, 700207, 2100621]

約数ペア:

[(1, 2100621), (3, 700207), (19, 110559), (57, 36853), (137, 15333), (269, 7809), (411, 5111), (807, 2603)]