21339168

素因数分解:

$2^5\times 3^1\times {\mathrm{199}}^1\times {\mathrm{1117}}^1$

素因数の和:1329

約数の個数: 48

約数和(自身を含む): 56347200

約数和(自身を除く): 35008032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 199, 398, 597, 796, 1117, 1194, 1592, 2234, 2388, 3184, 3351, 4468, 4776, 6368, 6702, 8936, 9552, 13404, 17872, 19104, 26808, 35744, 53616, 107232, 222283, 444566, 666849, 889132, 1333698, 1778264, 2667396, 3556528, 5334792, 7113056, 10669584, 21339168]

約数ペア:

[(1, 21339168), (2, 10669584), (3, 7113056), (4, 5334792), (6, 3556528), (8, 2667396), (12, 1778264), (16, 1333698), (24, 889132), (32, 666849), (48, 444566), (96, 222283), (199, 107232), (398, 53616), (597, 35744), (796, 26808), (1117, 19104), (1194, 17872), (1592, 13404), (2234, 9552), (2388, 8936), (3184, 6702), (3351, 6368), (4468, 4776)]