21000422718

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11784749}}^1$

素因数の和:11784774

約数の個数: 40

約数和(自身を含む): 51334371000

約数和(自身を除く): 30333948282

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 11784749, 23569498, 35354247, 70708494, 106062741, 129632239, 212125482, 259264478, 318188223, 388896717, 636376446, 777793434, 954564669, 1166690151, 1909129338, 2333380302, 3500070453, 7000140906, 10500211359, 21000422718]

約数ペア:

[(1, 21000422718), (2, 10500211359), (3, 7000140906), (6, 3500070453), (9, 2333380302), (11, 1909129338), (18, 1166690151), (22, 954564669), (27, 777793434), (33, 636376446), (54, 388896717), (66, 318188223), (81, 259264478), (99, 212125482), (162, 129632239), (198, 106062741), (297, 70708494), (594, 35354247), (891, 23569498), (1782, 11784749)]