21102906

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6803}}^1$

素因数の和:6866

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 25926342

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 94, 141, 282, 517, 1034, 1551, 3102, 6803, 13606, 20409, 40818, 74833, 149666, 224499, 319741, 448998, 639482, 959223, 1918446, 3517151, 7034302, 10551453, 21102906]

約数ペア:

[(1, 21102906), (2, 10551453), (3, 7034302), (6, 3517151), (11, 1918446), (22, 959223), (33, 639482), (47, 448998), (66, 319741), (94, 224499), (141, 149666), (282, 74833), (517, 40818), (1034, 20409), (1551, 13606), (3102, 6803)]