21119838

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{85853}}^1$

素因数の和:85899

約数の個数: 16

約数和(自身を含む): 43270416

約数和(自身を除く): 22150578

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 85853, 171706, 257559, 515118, 3519973, 7039946, 10559919, 21119838]

約数ペア:

[(1, 21119838), (2, 10559919), (3, 7039946), (6, 3519973), (41, 515118), (82, 257559), (123, 171706), (246, 85853)]