21384876

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{10301}}^1$

素因数の和:10481

約数の個数: 24

約数和(自身を含む): 50191344

約数和(自身を除く): 28806468

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 10301, 20602, 30903, 41204, 61806, 123612, 1782073, 3564146, 5346219, 7128292, 10692438, 21384876]

約数ペア:

[(1, 21384876), (2, 10692438), (3, 7128292), (4, 5346219), (6, 3564146), (12, 1782073), (173, 123612), (346, 61806), (519, 41204), (692, 30903), (1038, 20602), (2076, 10301)]