21483444

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1987}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 54105408

約数和(自身を除く): 32621964

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 901, 1802, 1987, 2703, 3604, 3974, 5406, 5961, 7948, 10812, 11922, 23844, 33779, 67558, 101337, 105311, 135116, 202674, 210622, 315933, 405348, 421244, 631866, 1263732, 1790287, 3580574, 5370861, 7161148, 10741722, 21483444]

約数ペア:

[(1, 21483444), (2, 10741722), (3, 7161148), (4, 5370861), (6, 3580574), (12, 1790287), (17, 1263732), (34, 631866), (51, 421244), (53, 405348), (68, 315933), (102, 210622), (106, 202674), (159, 135116), (204, 105311), (212, 101337), (318, 67558), (636, 33779), (901, 23844), (1802, 11922), (1987, 10812), (2703, 7948), (3604, 5961), (3974, 5406)]