21102210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6337}}^1$

素因数の和:6387

約数の個数: 48

約数和(自身を含む): 56357496

約数和(自身を除く): 35255286

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 6337, 12674, 19011, 31685, 38022, 57033, 63370, 95055, 114066, 190110, 234469, 285165, 468938, 570330, 703407, 1172345, 1406814, 2110221, 2344690, 3517035, 4220442, 7034070, 10551105, 21102210]

約数ペア:

[(1, 21102210), (2, 10551105), (3, 7034070), (5, 4220442), (6, 3517035), (9, 2344690), (10, 2110221), (15, 1406814), (18, 1172345), (30, 703407), (37, 570330), (45, 468938), (74, 285165), (90, 234469), (111, 190110), (185, 114066), (222, 95055), (333, 63370), (370, 57033), (555, 38022), (666, 31685), (1110, 19011), (1665, 12674), (3330, 6337)]