21041658

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9661}}^1$

素因数の和:9691

約数の個数: 36

約数和(自身を含む): 50116794

約数和(自身を除く): 29075136

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9661, 19322, 28983, 57966, 86949, 106271, 173898, 212542, 318813, 637626, 956439, 1168981, 1912878, 2337962, 3506943, 7013886, 10520829, 21041658]

約数ペア:

[(1, 21041658), (2, 10520829), (3, 7013886), (6, 3506943), (9, 2337962), (11, 1912878), (18, 1168981), (22, 956439), (33, 637626), (66, 318813), (99, 212542), (121, 173898), (198, 106271), (242, 86949), (363, 57966), (726, 28983), (1089, 19322), (2178, 9661)]