21000613932

素因数分解:

$2^2\times 3^3\times {\mathrm{2687}}^1\times {\mathrm{72367}}^1$

素因数の和:75067

約数の個数: 48

約数和(自身を含む): 54467051520

約数和(自身を除く): 33466437588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2687, 5374, 8061, 10748, 16122, 24183, 32244, 48366, 72367, 72549, 96732, 144734, 145098, 217101, 289468, 290196, 434202, 651303, 868404, 1302606, 1953909, 2605212, 3907818, 7815636, 194450129, 388900258, 583350387, 777800516, 1166700774, 1750051161, 2333401548, 3500102322, 5250153483, 7000204644, 10500306966, 21000613932]

約数ペア:

[(1, 21000613932), (2, 10500306966), (3, 7000204644), (4, 5250153483), (6, 3500102322), (9, 2333401548), (12, 1750051161), (18, 1166700774), (27, 777800516), (36, 583350387), (54, 388900258), (108, 194450129), (2687, 7815636), (5374, 3907818), (8061, 2605212), (10748, 1953909), (16122, 1302606), (24183, 868404), (32244, 651303), (48366, 434202), (72367, 290196), (72549, 289468), (96732, 217101), (144734, 145098)]