21784594

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17827}}^1$

素因数の和:17889

約数の個数: 16

約数和(自身を含む): 35941248

約数和(自身を除く): 14156654

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 17827, 35654, 231751, 463502, 837869, 1675738, 10892297, 21784594]

約数ペア:

[(1, 21784594), (2, 10892297), (13, 1675738), (26, 837869), (47, 463502), (94, 231751), (611, 35654), (1222, 17827)]