21793410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{523}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 56893824

約数和(自身を除く): 35100414

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 463, 523, 926, 1046, 1389, 1569, 2315, 2615, 2778, 3138, 4167, 4630, 4707, 5230, 6945, 7845, 8334, 9414, 13890, 15690, 20835, 23535, 41670, 47070, 242149, 484298, 726447, 1210745, 1452894, 2179341, 2421490, 3632235, 4358682, 7264470, 10896705, 21793410]

約数ペア:

[(1, 21793410), (2, 10896705), (3, 7264470), (5, 4358682), (6, 3632235), (9, 2421490), (10, 2179341), (15, 1452894), (18, 1210745), (30, 726447), (45, 484298), (90, 242149), (463, 47070), (523, 41670), (926, 23535), (1046, 20835), (1389, 15690), (1569, 13890), (2315, 9414), (2615, 8334), (2778, 7845), (3138, 6945), (4167, 5230), (4630, 4707)]