21181512

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80233}}^1$

素因数の和:80253

約数の個数: 32

約数和(自身を含む): 57768480

約数和(自身を除く): 36586968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80233, 160466, 240699, 320932, 481398, 641864, 882563, 962796, 1765126, 1925592, 2647689, 3530252, 5295378, 7060504, 10590756, 21181512]

約数ペア:

[(1, 21181512), (2, 10590756), (3, 7060504), (4, 5295378), (6, 3530252), (8, 2647689), (11, 1925592), (12, 1765126), (22, 962796), (24, 882563), (33, 641864), (44, 481398), (66, 320932), (88, 240699), (132, 160466), (264, 80233)]