21247296

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15809}}^1$

素因数の和:15831

約数の個数: 56

約数和(自身を含む): 64251840

約数和(自身を除く): 43004544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15809, 31618, 47427, 63236, 94854, 110663, 126472, 189708, 221326, 252944, 331989, 379416, 442652, 505888, 663978, 758832, 885304, 1011776, 1327956, 1517664, 1770608, 2655912, 3035328, 3541216, 5311824, 7082432, 10623648, 21247296]

約数ペア:

[(1, 21247296), (2, 10623648), (3, 7082432), (4, 5311824), (6, 3541216), (7, 3035328), (8, 2655912), (12, 1770608), (14, 1517664), (16, 1327956), (21, 1011776), (24, 885304), (28, 758832), (32, 663978), (42, 505888), (48, 442652), (56, 379416), (64, 331989), (84, 252944), (96, 221326), (112, 189708), (168, 126472), (192, 110663), (224, 94854), (336, 63236), (448, 47427), (672, 31618), (1344, 15809)]