21488268

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{48397}}^1$

素因数の和:48441

約数の個数: 24

約数和(自身を含む): 51495472

約数和(自身を除く): 30007204

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 48397, 96794, 145191, 193588, 290382, 580764, 1790689, 3581378, 5372067, 7162756, 10744134, 21488268]

約数ペア:

[(1, 21488268), (2, 10744134), (3, 7162756), (4, 5372067), (6, 3581378), (12, 1790689), (37, 580764), (74, 290382), (111, 193588), (148, 145191), (222, 96794), (444, 48397)]