21885642

素因数分解:

$2^1\times 3^2\times {\mathrm{751}}^1\times {\mathrm{1619}}^1$

素因数の和:2378

約数の個数: 24

約数和(自身を含む): 47511360

約数和(自身を除く): 25625718

約数列:

[1, 2, 3, 6, 9, 18, 751, 1502, 1619, 2253, 3238, 4506, 4857, 6759, 9714, 13518, 14571, 29142, 1215869, 2431738, 3647607, 7295214, 10942821, 21885642]

約数ペア:

[(1, 21885642), (2, 10942821), (3, 7295214), (6, 3647607), (9, 2431738), (18, 1215869), (751, 29142), (1502, 14571), (1619, 13518), (2253, 9714), (3238, 6759), (4506, 4857)]