21450935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 7966537

約数列:

[1, 5, 11, 37, 55, 83, 127, 185, 407, 415, 635, 913, 1397, 2035, 3071, 4565, 4699, 6985, 10541, 15355, 23495, 33781, 51689, 52705, 115951, 168905, 258445, 390017, 579755, 1950085, 4290187, 21450935]

約数ペア:

[(1, 21450935), (5, 4290187), (11, 1950085), (37, 579755), (55, 390017), (83, 258445), (127, 168905), (185, 115951), (407, 52705), (415, 51689), (635, 33781), (913, 23495), (1397, 15355), (2035, 10541), (3071, 6985), (4565, 4699)]