21793660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9157}}^1$

素因数の和:9190

約数の個数: 48

約数和(自身を含む): 55387584

約数和(自身を除く): 33593924

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 9157, 18314, 36628, 45785, 64099, 91570, 128198, 155669, 183140, 256396, 311338, 320495, 622676, 640990, 778345, 1089683, 1281980, 1556690, 2179366, 3113380, 4358732, 5448415, 10896830, 21793660]

約数ペア:

[(1, 21793660), (2, 10896830), (4, 5448415), (5, 4358732), (7, 3113380), (10, 2179366), (14, 1556690), (17, 1281980), (20, 1089683), (28, 778345), (34, 640990), (35, 622676), (68, 320495), (70, 311338), (85, 256396), (119, 183140), (140, 155669), (170, 128198), (238, 91570), (340, 64099), (476, 45785), (595, 36628), (1190, 18314), (2380, 9157)]