21728454

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{173}}^2$

素因数の和:373

約数の個数: 36

約数和(自身を含む): 48044388

約数和(自身を除く): 26315934

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 173, 242, 346, 363, 519, 726, 1038, 1903, 3806, 5709, 11418, 20933, 29929, 41866, 59858, 62799, 89787, 125598, 179574, 329219, 658438, 987657, 1975314, 3621409, 7242818, 10864227, 21728454]

約数ペア:

[(1, 21728454), (2, 10864227), (3, 7242818), (6, 3621409), (11, 1975314), (22, 987657), (33, 658438), (66, 329219), (121, 179574), (173, 125598), (242, 89787), (346, 62799), (363, 59858), (519, 41866), (726, 29929), (1038, 20933), (1903, 11418), (3806, 5709)]