21661122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{515741}}^1$

素因数の和:515753

約数の個数: 16

約数和(自身を含む): 49511232

約数和(自身を除く): 27850110

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 515741, 1031482, 1547223, 3094446, 3610187, 7220374, 10830561, 21661122]

約数ペア:

[(1, 21661122), (2, 10830561), (3, 7220374), (6, 3610187), (7, 3094446), (14, 1547223), (21, 1031482), (42, 515741)]