21236652

素因数分解:

$2^2\times 3^2\times {\mathrm{619}}^1\times {\mathrm{953}}^1$

素因数の和:1582

約数の個数: 36

約数和(自身を含む): 53824680

約数和(自身を除く): 32588028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 619, 953, 1238, 1857, 1906, 2476, 2859, 3714, 3812, 5571, 5718, 7428, 8577, 11142, 11436, 17154, 22284, 34308, 589907, 1179814, 1769721, 2359628, 3539442, 5309163, 7078884, 10618326, 21236652]

約数ペア:

[(1, 21236652), (2, 10618326), (3, 7078884), (4, 5309163), (6, 3539442), (9, 2359628), (12, 1769721), (18, 1179814), (36, 589907), (619, 34308), (953, 22284), (1238, 17154), (1857, 11436), (1906, 11142), (2476, 8577), (2859, 7428), (3714, 5718), (3812, 5571)]