21243312

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{5087}}^1$

素因数の和:5130

約数の個数: 60

約数和(自身を含む): 61513920

約数和(自身を除く): 40270608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 5087, 10174, 15261, 20348, 30522, 40696, 45783, 61044, 81392, 91566, 122088, 147523, 183132, 244176, 295046, 366264, 442569, 590092, 732528, 885138, 1180184, 1327707, 1770276, 2360368, 2655414, 3540552, 5310828, 7081104, 10621656, 21243312]

約数ペア:

[(1, 21243312), (2, 10621656), (3, 7081104), (4, 5310828), (6, 3540552), (8, 2655414), (9, 2360368), (12, 1770276), (16, 1327707), (18, 1180184), (24, 885138), (29, 732528), (36, 590092), (48, 442569), (58, 366264), (72, 295046), (87, 244176), (116, 183132), (144, 147523), (174, 122088), (232, 91566), (261, 81392), (348, 61044), (464, 45783), (522, 40696), (696, 30522), (1044, 20348), (1392, 15261), (2088, 10174), (4176, 5087)]