21479904

素因数分解:

$2^5\times 3^4\times {\mathrm{8287}}^1$

素因数の和:8309

約数の個数: 60

約数和(自身を含む): 63179424

約数和(自身を除く): 41699520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8287, 16574, 24861, 33148, 49722, 66296, 74583, 99444, 132592, 149166, 198888, 223749, 265184, 298332, 397776, 447498, 596664, 671247, 795552, 894996, 1193328, 1342494, 1789992, 2386656, 2684988, 3579984, 5369976, 7159968, 10739952, 21479904]

約数ペア:

[(1, 21479904), (2, 10739952), (3, 7159968), (4, 5369976), (6, 3579984), (8, 2684988), (9, 2386656), (12, 1789992), (16, 1342494), (18, 1193328), (24, 894996), (27, 795552), (32, 671247), (36, 596664), (48, 447498), (54, 397776), (72, 298332), (81, 265184), (96, 223749), (108, 198888), (144, 149166), (162, 132592), (216, 99444), (288, 74583), (324, 66296), (432, 49722), (648, 33148), (864, 24861), (1296, 16574), (2592, 8287)]