21494916

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6863}}^1$

素因数の和:6905

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 36162684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6863, 13726, 20589, 27452, 41178, 61767, 82356, 123534, 185301, 199027, 247068, 370602, 398054, 597081, 741204, 796108, 1194162, 1791243, 2388324, 3582486, 5373729, 7164972, 10747458, 21494916]

約数ペア:

[(1, 21494916), (2, 10747458), (3, 7164972), (4, 5373729), (6, 3582486), (9, 2388324), (12, 1791243), (18, 1194162), (27, 796108), (29, 741204), (36, 597081), (54, 398054), (58, 370602), (87, 247068), (108, 199027), (116, 185301), (174, 123534), (261, 82356), (348, 61767), (522, 41178), (783, 27452), (1044, 20589), (1566, 13726), (3132, 6863)]