21000391632

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13257823}}^1$

素因数の和:13257848

約数の個数: 60

約数和(自身を含む): 64114836864

約数和(自身を除く): 43114445232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13257823, 26515646, 39773469, 53031292, 79546938, 106062584, 119320407, 145836053, 159093876, 212125168, 238640814, 291672106, 318187752, 437508159, 477281628, 583344212, 636375504, 875016318, 954563256, 1166688424, 1312524477, 1750032636, 1909126512, 2333376848, 2625048954, 3500065272, 5250097908, 7000130544, 10500195816, 21000391632]

約数ペア:

[(1, 21000391632), (2, 10500195816), (3, 7000130544), (4, 5250097908), (6, 3500065272), (8, 2625048954), (9, 2333376848), (11, 1909126512), (12, 1750032636), (16, 1312524477), (18, 1166688424), (22, 954563256), (24, 875016318), (33, 636375504), (36, 583344212), (44, 477281628), (48, 437508159), (66, 318187752), (72, 291672106), (88, 238640814), (99, 212125168), (132, 159093876), (144, 145836053), (176, 119320407), (198, 106062584), (264, 79546938), (396, 53031292), (528, 39773469), (792, 26515646), (1584, 13257823)]