21458568

素因数分解:

$2^3\times 3^1\times {\mathrm{199}}^1\times {\mathrm{4493}}^1$

素因数の和:4701

約数の個数: 32

約数和(自身を含む): 53928000

約数和(自身を除く): 32469432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 199, 398, 597, 796, 1194, 1592, 2388, 4493, 4776, 8986, 13479, 17972, 26958, 35944, 53916, 107832, 894107, 1788214, 2682321, 3576428, 5364642, 7152856, 10729284, 21458568]

約数ペア:

[(1, 21458568), (2, 10729284), (3, 7152856), (4, 5364642), (6, 3576428), (8, 2682321), (12, 1788214), (24, 894107), (199, 107832), (398, 53916), (597, 35944), (796, 26958), (1194, 17972), (1592, 13479), (2388, 8986), (4493, 4776)]