21493355116

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1\times {\mathrm{4013}}^1$

素因数の和:5014

約数の個数: 48

約数和(自身を含む): 39705845760

約数和(自身を除く): 18212490644

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 919, 1457, 1838, 2914, 3676, 4013, 5828, 8026, 16052, 28489, 43193, 56978, 86386, 113956, 124403, 172772, 188611, 248806, 377222, 497612, 754444, 1338983, 2677966, 3687947, 5355932, 5846941, 7375894, 11693882, 14751788, 23387764, 114326357, 173333509, 228652714, 346667018, 457305428, 693334036, 5373338779, 10746677558, 21493355116]

約数ペア:

[(1, 21493355116), (2, 10746677558), (4, 5373338779), (31, 693334036), (47, 457305428), (62, 346667018), (94, 228652714), (124, 173333509), (188, 114326357), (919, 23387764), (1457, 14751788), (1838, 11693882), (2914, 7375894), (3676, 5846941), (4013, 5355932), (5828, 3687947), (8026, 2677966), (16052, 1338983), (28489, 754444), (43193, 497612), (56978, 377222), (86386, 248806), (113956, 188611), (124403, 172772)]