21744750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 55111680

約数和(自身を除く): 33366930

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 125, 150, 158, 237, 250, 367, 375, 395, 474, 734, 750, 790, 1101, 1185, 1835, 1975, 2202, 2370, 3670, 3950, 5505, 5925, 9175, 9875, 11010, 11850, 18350, 19750, 27525, 28993, 29625, 45875, 55050, 57986, 59250, 86979, 91750, 137625, 144965, 173958, 275250, 289930, 434895, 724825, 869790, 1449650, 2174475, 3624125, 4348950, 7248250, 10872375, 21744750]

約数ペア:

[(1, 21744750), (2, 10872375), (3, 7248250), (5, 4348950), (6, 3624125), (10, 2174475), (15, 1449650), (25, 869790), (30, 724825), (50, 434895), (75, 289930), (79, 275250), (125, 173958), (150, 144965), (158, 137625), (237, 91750), (250, 86979), (367, 59250), (375, 57986), (395, 55050), (474, 45875), (734, 29625), (750, 28993), (790, 27525), (1101, 19750), (1185, 18350), (1835, 11850), (1975, 11010), (2202, 9875), (2370, 9175), (3670, 5925), (3950, 5505)]