21194070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1433}}^1$

素因数の和:1489

約数の個数: 64

約数和(自身を含む): 55753920

約数和(自身を除く): 34559850

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1433, 1479, 2465, 2866, 2958, 4299, 4930, 7165, 7395, 8598, 14330, 14790, 21495, 24361, 41557, 42990, 48722, 73083, 83114, 121805, 124671, 146166, 207785, 243610, 249342, 365415, 415570, 623355, 706469, 730830, 1246710, 1412938, 2119407, 3532345, 4238814, 7064690, 10597035, 21194070]

約数ペア:

[(1, 21194070), (2, 10597035), (3, 7064690), (5, 4238814), (6, 3532345), (10, 2119407), (15, 1412938), (17, 1246710), (29, 730830), (30, 706469), (34, 623355), (51, 415570), (58, 365415), (85, 249342), (87, 243610), (102, 207785), (145, 146166), (170, 124671), (174, 121805), (255, 83114), (290, 73083), (435, 48722), (493, 42990), (510, 41557), (870, 24361), (986, 21495), (1433, 14790), (1479, 14330), (2465, 8598), (2866, 7395), (2958, 7165), (4299, 4930)]